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Details for Patent: 5,186,925

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Summary for Patent: 5,186,925

Title: Nitroglycerin pump spray
Abstract:The invention relates to a nitroglycerin pump spray containing 0.2 to 3.5% by wt. of nitroglycerin and up to 3% by wt. of customary additives such as flavoring agent or antioxidants and a liquid phase consisting of aliphatic C.sub.2 to C.sub.4 alcohols and a vehicle and is characterized in that the liquid phase consists of 10 to 40% by wt. of ethyl alcohol and 90 to 60% by wt. of a neutral oil.
Inventor(s): Cholcha; Walter (Elmshorn, DE)
Assignee: G. Pohl-Boskamp GmbH & Co. (Hohenlockstedt, DE)
Application Number:07/665,087
Patent Claim Types:
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Foreign Priority and PCT Information for Patent: 5,186,925

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany4007705Mar 10, 1990

International Patent Family for Patent: 5,186,925

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada2037487► subscribe
Germany4007705► subscribe
Germany59106106► 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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