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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.

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Class 449/14 - In cover


Subclass of Class 449 - Bee culture
Definition: Structure including a removable top most portion having
No. of applications: 1
Last issue date: 08/12/2010


Application No.Application TitleIssue Date
20100203802PLASTIC BEEHIVE
The present invention relates to demounted beehives wherein the air circulation is realized effectively and the heat isolation is enhanced. The beehive essentially comprises one or more body (5), a top cover (2) and also a lower cover (7)....
08/12/2010
 
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