[Patentcenter] Patent Public Search - searching by issue date

Jeffrey Semprebon jesemprebon at gmail.com
Wed Feb 7 15:51:50 EST 2024


Haven't tried it, but a search of the list of possible fields shows .PD.
for patent issue date:

[image: image.png]

Says it can be range searched, but of course doesn't tell the user exactly
what syntax to use.


 -Jeff
Jeffrey E. Semprebon
Semprebon Patent Services
www.semprebonps.com
72 Myrtle Street
Claremont, New Hampshire 03743
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