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Serving leading biopharmaceutical companies globally:

Express Scripts
Boehringer Ingelheim

Generated: October 23, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,943,569

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Summary for Patent: 4,943,569

Title: B-lactam compounds
Abstract:Novel .beta.-lactam compounds belonging to carbapenem or penem derivatives useful as antimicrobial agents or intermediates therefor and a process for producing these compounds are disclosed.
Inventor(s): Sunagawa; Makoto (Osaka, JP)
Assignee: Sumitomo Pharmaceuticals Co., Ltd. (Osaka, JP)
Application Number:07/106,036
Patent Claim Types:
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Compound; Composition; Use;

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Foreign Priority and PCT Information for Patent: 4,943,569

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan58-081443May 09, 1983
Japan58-108472Jun 15, 1983
Japan58-127485Jul 12, 1983
Japan58-166938Sep 09, 1983
Japan58-212857Nov 11, 1983
Japan59-023497Feb 10, 1984

International Patent Family for Patent: 4,943,569

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria121402► Subscribe
Bulgaria60499► Subscribe
Canada1283906► Subscribe
Germany3486382► Subscribe
European Patent Office0126587► SubscribeSPC/GB95/030United Kingdom► Subscribe
European Patent Office0126587► Subscribe96C0023Belgium► Subscribe
Spain532741► Subscribe
Spain8600305► Subscribe
Hong Kong183095► Subscribe
JapanH0352466► 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 leading biopharmaceutical companies globally:

Harvard Business School
Express Scripts

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