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日期:2024-11-20
Patent Prosecution tools for Patent Attorneys and Agents ... PAIR Search Help “Public PAIR” is a service provided by the U.S. Patent and Trademark Office that allows the public to access bibliographic and file-history information for any U.S. patent, U.S....
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日期:2024-11-19
Internet patent document delivery. Online patent search database offering instantaneous access to complete multi-page USPTO, EPO, WIPO (PCT), British, French, German, Japanese, and Swiss patent documents received via your printer, email, or web browser...
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日期:2024-11-16
This patent search tool allows you not only to search the PCT database of about
2 million International Applications but ......
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日期:2024-11-15
The prefix WO is attached to a patent awarded and administered by the World Intellectual Property Organization (WIPO). Patents administered by WIPO are protected under the organization's position as an agency of the United Nations (UN)....
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日期:2024-11-20
A WO patent is granted by the World Intellectual Property Organization, or WIPO. The prefix WO, which is short for WIPO, indicates that the patent will be administered by this ......
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日期:2024-11-16
"WO" is a suffix to a patent number that indicates that the original patent application was filed under the Patent Cooperation Treaty, an international treaty that ......
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日期:2024-11-20
WO 92/07861 A Control and Driver Circuit for a Hydrogen Gas Fuel Producing Cell Intl. Cl. C07G 13/00, H03K 3/30 14 May 1992 Abstract A control circuit for a capacitive resonant cavity water capacitor cell (7) for the production of a hydrogen containing fu...
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日期:2024-11-14
This patent search tool allows you not only to search the PCT database of about 2 million International Applications but also the worldwide patent collections. This search facility features: flexible search syntax; automatic word stemming and relevance ra...