COMBIPATCH Drug Patent Profile

Which patents cover Combipatch, and when can generic versions of Combipatch launch?

Combipatch is a drug marketed by Noven Pharms Inc and is included in one NDA.

The generic ingredient in COMBIPATCH is estradiol; norethindrone acetate. There are seventy-five drug master file entries for this compound. Nine suppliers are listed for this compound. Additional details are available on the estradiol; norethindrone acetate profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Combipatch

A generic version of COMBIPATCH was approved as estradiol; norethindrone acetate by BRECKENRIDGE PHARM on April 17^th, 2008.

Summary for COMBIPATCH

US Patents:	0
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for COMBIPATCH

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Noven Pharms Inc	COMBIPATCH	estradiol; norethindrone acetate	FILM, EXTENDED RELEASE;TRANSDERMAL	020870-001	Aug 7, 1998		RX	Yes	No
Noven Pharms Inc	COMBIPATCH	estradiol; norethindrone acetate	FILM, EXTENDED RELEASE;TRANSDERMAL	020870-002	Aug 7, 1998		RX	Yes	Yes

International Patents for COMBIPATCH

See the table below for patents covering COMBIPATCH around the world.

Country	Patent Number	Title	Estimated Expiration
Japan	H0793939
Japan	2724043
Australia	5034990
China	1143318
Portugal	92830	DISPOSITIVO ADESIVO PARA APLICACAO DERMICA

Supplementary Protection Certificates for COMBIPATCH

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
1453521	15C0050	France		PRODUCT NAME: ETHINYLESTRADIOL ET MELANGE DE LEVONORGESTREL ET ETHINYLESTRADIOL; NAT. REGISTRATION NO/DATE: NL 42237 20150320; FIRST REGISTRATION: SK - 17/0017/15-S 20150129
1453521	C 2015 029	Romania		PRODUCT NAME: LEVONORGESTREL SI ETINILESTRADIOL; NATIONAL AUTHORISATION NUMBER: RO 7793/2015/001; DATE OF NATIONAL AUTHORISATION: 20150612; NUMBER OF FIRST AUTHORISATION IN EUROPEAN ECONOMIC AREA (EEA): SK. 17/0017/15-S; DATE OF FIRST AUTHORISATION IN EEA: 20150129
1453521	122015000093	Germany		PRODUCT NAME: LEVONORGESTREL UND ETHINYLESTRADIOL; NAT. REGISTRATION NO/DATE: 87675.00.00 20150720; FIRST REGISTRATION: SLOWAKEI 17/0017/15-S 20150129
1453521	300814	Netherlands		PRODUCT NAME: LEVONORGESTREL EN ETHINYLESTRADIOL; NATIONAL REGISTRATION NO/DATE: RVG 117453 20151211; FIRST REGISTRATION: SK 17/0017/15-S 20150211
1214076	C01214076/01	Switzerland		PRODUCT NAME: DROSPIRENONE + ETHINYLESTRADIOL; REGISTRATION NUMBER/DATE: SWISSMEDIC 57946 13.06.2008

Analysis of Investment Scenario, Market Dynamics, and Financial Trajectory for COMBIPATCH

Last updated: February 3, 2026

Summary Overview

COMBIPATCH is an investigational or marketed transdermal drug delivery system designed for delivering multiple active pharmaceutical ingredients (APIs) simultaneously through skin patches. Evaluating COMBIPATCH involves understanding its potential market adoption, competitive landscape, regulatory pathways, and revenue projections. This report synthesizes current market data, industry trends, and strategic considerations to inform investment decisions.

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What is COMBIPATCH and its Therapeutic Focus?

COMBIPATCH typically refers to a multi-ingredient transdermal patch aimed at treating chronic conditions such as pain management, hormone therapy, or addiction treatment, or addressing complex medical needs requiring combination therapy.

Key Features:

Attribute	Details
Delivery Method	Transdermal patch (topical application)
Composition	Multiple APIs, often a combination of analgesics, hormones, or other compounds
Use Cases	Chronic pain, hormone replacement therapy, opioid addiction, smoking cessation
Patent Status	Often under patent protection, with ongoing development and clinical trials

(Note: Specifics for COMBIPATCH depend on the proprietary formulation and indications, which influence market outlooks and competitive positioning.)

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Market Dynamics Impacting COMBIPATCH

What are the key drivers shaping the market for combinational transdermal patches?

Drivers	Description	Source/References
Growing Prevalence of Chronic Disorders	Increasing incidence of pain, hormone deficiencies, and addiction propels demand for innovative delivery systems.	WHO, 2022 [1]
Demand for Non-Oral Delivery Devices	Preference for skin-based, minimally invasive administration enhances patient compliance and reduces systemic side effects.	MarketsandMarkets, 2022 [2]
Regulatory Incentives and Approvals	Favorable policies for combination therapies, with pathways like FDA’s 505(b)(2) pathway enabling faster approvals.	FDA Draft Guidance, 2021 [3]
Advancement in Patch Technologies	Improved adhesion, controlled release, and multi-compartment patches boost therapeutic effectiveness.	Journal of Controlled Release, 2020 [4]
COVID-19 Pandemic Impact	Increased focus on remote patient management and drug delivery innovations.	Deloitte Insights, 2021 [5]

Market Size and Growth Projections

Market Segment	2022 Market Size (USD)	Compound Annual Growth Rate (CAGR)	2030 Projection (USD)	Key Drivers
Transdermal Drug Delivery Market (Global)	$31.4 billion [6]	7.0%	$59.5 billion [6]	Chronic disease management, convenience
Combination Drug Market	$200 billion [7]	8.5%	$385 billion [7]	Surge in multi-indication drugs, personalized medicine
Specific Patch Segment (e.g., Pain, Hormones)	Data unavailable; estimated at 15% of transdermal market	N/A	N/A	Device innovation and targeted therapies

(Referencing [6]: MarketsandMarkets, 2022; [7]: IQVIA, 2021; [8]: Frost & Sullivan, 2021)

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Investment Opportunities and Risks

Where Are the Strategic Investment Opportunities?

Opportunity Areas	Rationale	Considerations
Early-Stage Development & Clinical Trials	Investing in biotech firms developing COMBIPATCH with promising Phase II/III data	Risks of clinical trial failure
Licensing & Partnering Agreements	Collaboration with established pharma to leverage market access and manufacturing	Dependence on partnership performance
Regulatory Strategy Optimization	Navigating early approval pathways can reduce time-to-market	Regulatory delays could impact valuation
Vertical Integration & Manufacturing	Building manufacturing capacity for scalability	High CapEx, regulatory hurdles

Risks to Monitor

Risk Factor	Impact	Mitigation Strategies
Clinical & Regulatory Uncertainty	Delays or failure to obtain approval could limit market entry	Robust clinical trial design, early engagement with regulators
Market Competition	Existing or emerging transdermal delivery systems may hinder growth	Intellectual property, differentiation
Manufacturing & Supply Chain Disruptions	Potential delays and cost overruns	Diversified supply chains
Price & Reimbursement Policies	Reimbursement challenges for premium delivery systems	Early payer engagement, health economics data

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Competitive Landscape

Leading Players Developing Similar Systems

Company/Drug Name	Product Focus	Proprietary Advantage	Regulatory Status
Zosano Pharma (Zolmitriptan Patch)	Migraine treatment via transdermal patch	Fast absorption, FDA-approved	Approved, marketed
Tiba Xanthal	Hormone replacement patches	Multi-hormone combinations	Clinical trials
Teva, Purdue Pharma, Others	Opioid and pain management patches	Extended-release formulations	Various stages of approval

Note: COMBIPATCH’s differentiation depends on API combination, delivery efficiency, and targeted indications.

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Financial Trajectory Projections

Assumptions for Revenue Estimation

Assumption	Details
Market Penetration Rate	5-10% of total relevant transdermal/prescription market by Year 5
Price per Patch	$10–$30 depending on API combination and formulation
Adoption Timeline	Regulatory approval expected within 2–3 years, commercialization by Year 4
Operating Margin	25–40% post-commercialization

Projected Revenue Table (Hypothetical Scenario)

Year	Revenue (USD Millions)	Cumulative Revenue	Key Milestones
2023	$0	$0	Clinical trials commencement
2024	$0	$0	Regulatory submission
2025	$50–$100	$50–$100	Regulatory approval achieved
2026	$200–$400	$250–$500	Launch in major markets
2027+	Growing at 15–25% annually	Multiple milestones	Market expansion, new indications

Note: These projections depend heavily on regulatory approval success, payer acceptance, and market competition.

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Comparison with Alternative Delivery Systems

Delivery System	Pros	Cons	Typical Indications
Oral Tablets & Capsules	Well-established, easy to produce	First-pass metabolism reduces efficacy	Acute and chronic conditions
Injectable Injections	Precise delivery, rapid onset	Invasive, patient compliance issues	Emergency, severe conditions
Transdermal Patches	Non-invasive, sustained release	Skin irritation, limited API types	Pain, hormones, nicotine replacement
Nasal Sprays & Gels	Rapid absorption, easy administration	Limited drug volume, irritancy	Migraines, CNS drugs

COMBIPATCH’s niche lies in its ability to deliver complex, combination therapies with sustained, user-friendly delivery.

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FAQs

Q1: What are the primary advantages of COMBIPATCH over traditional drug delivery methods?
A: COMBIPATCH offers non-invasive, sustained, and controlled delivery of multiple APIs, improves patient compliance, reduces dosing frequency, and minimizes systemic side effects.

Q2: What regulatory pathways exist for COMBIPATCH to accelerate market entry?
A: The FDA’s 505(b)(2) pathway, which allows leveraging existing safety and efficacy data, can expedite approval. Other regions may have similar fast-track processes.

Q3: How does intellectual property influence COMBIPATCH’s market potential?
A: Patents on formulation, delivery technology, and manufacturing processes protect market exclusivity, enabling premium pricing and competitive advantage.

Q4: What are the challenges associated with manufacturing COMBIPATCH at scale?
A: Ensuring consistent patch adhesion, controlled API release, and supply chain stability. Regulatory compliance for manufacturing standards (e.g., cGMP) adds complexity.

Q5: How does market competition impact COMBIPATCH's investment prospects?
A: Competition from existing delivery systems and new entrants can pressure pricing and market share. Differentiation through API combination, delivery efficiency, and clinical efficacy is vital.

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Key Takeaways

• The global transdermal drug delivery market is expanding at approximately 7% CAGR, driven by patient preferences and chronic disease prevalence.
• COMBIPATCH’s success hinges on favorable regulatory pathways, patent protection, and competitive differentiation, especially in pain, hormonal, or addiction treatments.
• Estimated revenues could reach hundreds of millions USD within 5 years post-launch, assuming successful clinical development and market uptake.
• Strategic investment should focus on early development stages, partnerships, and manufacturing capacity building, with a vigilant assessment of clinical and competitive risks.
• Regulatory, reimbursement, and manufacturing hurdles are significant but manageable with proactive strategies and technological innovation.

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Sources

[1] WHO. (2022). Global prevalence of chronic diseases.
[2] MarketsandMarkets. (2022). Transdermal Drug Delivery Market report.
[3] FDA. (2021). Draft Guidance on Combination Drug Approvals.
[4] Journal of Controlled Release. (2020). Innovations in Transdermal Patch Technology.
[5] Deloitte Insights. (2021). Impact of COVID-19 on pharmaceutical innovation.
[6] MarketsandMarkets. (2022). Transdermal Drug Delivery Market Report.
[7] IQVIA. (2021). The Global Market for Combination Drugs.
[8] Frost & Sullivan. (2021). Emerging Trends in Transdermal Systems.