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Generated: December 10, 2017

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Details for Patent: 4,303,651

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Summary for Patent: 4,303,651

Title: Heparin fragments having selective anticoagulation activity
Abstract:Heparin fragments having selective anticoagulation activity having 14-18 sugar units, the disaccharide unit L-iduronosyl-2-O-sulphate-N-sulpho-U-glucosamine-6-O-sulphate being the main component, and where unsulphated L-iduronic acid is in a position situated 3-5 sugar units from the unreducing terminal. Pharmaceutical compositions containing such heparin fragments. Processes for the preparation of the heparin fragments.
Inventor(s): Lindahl; Ulf P. F. (Uppsala, SE), Backstrom; Gudrun E. (Alunda, SE), Thunberg; John Y. L. (Uppsala, SE), Fransson; Lars-Ake (Lund, SE), Andersson; Lars-Olov (Knivsta, SE), Holmer; Erik Y. (Bromma, SE), Sandberg; Inga H. (Sollentuna, SE), Soderstrom; Ewa G. (Saltsjobaden, SE)
Assignee: Kabi AB (Stockholm, SE)
Application Number:06/109,936
Patent Claim Types:
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Compound; Use; Composition;

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Foreign Priority and PCT Information for Patent: 4,303,651

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden7900164Jan 08, 1979

International Patent Family for Patent: 4,303,651

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria8998► Subscribe
Canada1136620► Subscribe
Germany3068924► Subscribe
Denmark160764► Subscribe
Denmark380280► Subscribe
European Patent Office0014184► Subscribe
JapanS56500066► Subscribe
JapanS6344764► Subscribe
Netherlands930104► Subscribe
Norway150801► 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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