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Serving 500+ biopharmaceutical companies globally:
Generated: September 21, 2017
Which drugs does patent 8,759,401 protect, and when does it expire?
| Title: | Aqueous gel formulation and method for inducing topical anesthesia |
| Abstract: | Disclosed is a stable aqueous gel formulation suitable for topical use comprising water, an anesthetic (e.g., lidocaine hydrochloride), a viscoelastic polymer, and a tonicity modifier, wherein the aqueous gel formulation is free of preservatives and phosphate buffer, is isotonic with physiological fluids, and is sterile and has low particulate count. Also disclosed is a method of inducing topical anesthesia on a tissue or organ, e.g., the eye, of an animal comprising providing a stable aqueous gel formulation comprising water, an anesthetic, a viscoelastic polymer, and a tonicity modifier, wherein the aqueous gel formulation is free of preservatives and phosphate buffer, is isotonic with physiological fluids, and is sterile, and topically administering an effective amount of the aqueous gel formulation to the tissue or organ of the animal. |
| Inventor(s): | Alam; Abu (Lake Forest, IL), Reichel; Elias (Weston, MA), Busbee; Brandon (Nashville, TN) |
| Assignee: | Akorn, Inc. (Lake Forest, IL) |
| Application Number: | 13/961,453 |
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Patent Claim Types: see list of patent claims | Formulation; Compound; Use; |
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Akorn | AKTEN | lidocaine hydrochloride | GEL;OPHTHALMIC | 022221-001 | Oct 7, 2008 | RX | Yes | Yes | ► Subscribe | ► Subscribe | Y | METHOD OF INDUCING TOPICAL ANESTHESIA IN THE EYE | |||||||||||||||||
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| Country | Document Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| European Patent Office | 2043601 | ► Subscribe | |||||||||||||||||||||||||||
| World Intellectual Property Organization (WIPO) | 2008014036 | ► Subscribe | |||||||||||||||||||||||||||
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws,
it is advisable to have patent counsel verify freedom to operate.
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Serving 500+ biopharmaceutical companies globally:
Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.
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