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A patent application or patent may contain drawings, also called patent drawings, illustrating the invention, some of its embodiments (which are particular implementations or methods of carrying out the invention), or the prior art. The drawings may be required by the law to be in a particular form, and the requirements may vary depending on ...
Furthermore, because no examination of the patentability of the application in view of the prior art is performed, the USPTO fee for filing a provisional patent application is significantly lower ($65 - $325 as of January 19, 2025 [11]) than the fee required to file a standard non-provisional patent application.
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In 2004, i.e. in the early years of Espacenet, Nancy Lambert considered that, although free, Espacenet, like the United States Patent and Trademark Office (USPTO) database of US patents, "still tend[ed] to have primitive search engines and in some cases rather cumbersome mechanisms to download patents."
A portion of the disclosure of this patent document contains material which is subject to (copyright or mask work) protection. The (copyright or mask work) owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but ...
U.S. Patent No. 1 – Abraham Lincoln's patent – Cabilly patents – two US patents issued to Genentech and City of Hope which relate to the "fundamental technology required for the artificial synthesis of antibody molecules." The name refers to lead inventor Shmuel Cabilly, who was awarded the patent while working at City of Hope in the 1980s.