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Serving leading biopharmaceutical companies globally:

US Department of Justice
Federal Trade Commission
Julphar
Citi
Chubb
US Army
Fuji
Cantor Fitzgerald
UBS
Teva

Generated: February 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,839,177

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Summary for Patent: 4,839,177
Title: System for the controlled-rate release of active substances
Abstract:A system for the controlled-rate release of active substances, consisting of: (a) a deposit-core comprising the active substance and having defined geometric form; (b) a support-platform applied to said deposit-core. Said deposit-core contains, mixed with the active substance, a polymeric material having a high degree of swelling on contact with water or aqueous liqids, a gellable polymeric material, said polymeric materials being replaceable by a single polymeric material having both swelling and gelling properties, and other adjuvants able to provide the mixture with suitable characteristics for its compression and for its intake of water.
Inventor(s): Colombo; Paolo (Pavia, IT), La Manna; Aldo (Pavia, IT), Conte; Ubaldo (Busto Arsizio, IT)
Assignee: Jagotec AG (Hergiswill, CH)
Application Number:06/939,810
Patent Claim Types:
see list of patent claims
Formulation; Process;

Drugs Protected by US Patent 4,839,177

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Foreign Priority and PCT Information for Patent: 4,839,177

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Italy23321 A/85Dec 20, 1985

International Patents Family Members for US Patent 4,839,177

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 58472 ➤ Sign Up
Australia 594992 ➤ Sign Up
Australia 6672586 ➤ Sign Up
Canada 1298479 ➤ Sign Up
Germany 3675748 ➤ Sign Up
European Patent Office 0226884 ➤ Sign Up
Greece 3001141 ➤ Sign Up
Italy 1188212 ➤ Sign Up
Italy 8523321 ➤ Sign Up
Japan 2535339 ➤ Sign Up
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Chubb
Daiichi Sankyo
Teva
Queensland Health
Mallinckrodt
Farmers Insurance
Dow
Cerilliant
Cantor Fitzgerald

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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