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Complete Patent Searching Database and Patent Data Analytics Services.瀏覽：1257 -
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www.freepatentsonline.comNote that most fields support Phrase (ABST/"cardboard box"), Proximity ...瀏覽：1299
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日期：2024-07-02
2011年3月24日 - Espacenet - patent search. ... GPI - advanced search. Espacenet. Patent search. Espacenet offers free access to more than 80 million patent ......
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日期：2024-07-05
IBM's vast collection of intellectual property can bolster the freedom to operate a business, make it more efficient or launch new products. ... Contact us Email us Submit your proposal News about IP 20 years of patent leadership For the 20th year in a ro...
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日期：2024-07-07
pat·ent - n. 1. a. A grant made by a government that confers upon the creator of an invention the sole right to make, use, and sell that invention for a set period of time....
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日期：2024-07-08
Free, worldwide patent search. Search over 60 different national offices and
patent search sites at once....
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日期：2024-07-02
A list of online databases for a free patent search covering Canada - United
States - Europe - WIPO and the EPO free ......
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日期：2024-07-03
11 Jun 2014 ... Logo European Patent Office. Espacenet ... About Espacenet; Other EPO online
services. Searching ......
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日期：2024-07-03
2009年7月4日 - Find existing patents, published patent applications and other published patent documentation....
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日期：2024-07-07
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....
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