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Generated: December 12, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,866,812

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Summary for Patent: 4,866,812

Title: Wiperblade of windshield wiper
Abstract:A wiperblade comprising a main yoke having on the longitudinally central portion formed by two side plates spaced apart and parallel, non-circular and aligning through holes formed in the side plates, and a pin having non-circular portions corresponding to the non-circular holes in the side plates, said pin being inserted from the outside of either of the side plates so as to constitute a pivotal connecting portion between the wiperblade and a wiper arm.
Inventor(s): Arai; Masaru (Yono, JP)
Assignee: Nippon Wiperblade Co., Ltd. (JP)
Application Number:07/163,110
Patent Claim Types:
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Foreign Priority and PCT Information for Patent: 4,866,812

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan62-46738Mar 03, 1987

International Patent Family for Patent: 4,866,812

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Germany3863219► Subscribe
European Patent Office0285262► Subscribe
JapanS63215451► 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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