The tag has no usage guidance.

learn more… | top users | synonyms

0
votes
0answers
27 views

Does this patent mean no one else can create Biofuel Cells?

I'm not understanding this patent at all... It makes it sound like no one can create the type of Biofuel Cell described (which is very general) or use the methods stated to try and create a different ...
2
votes
1answer
60 views

My design around of a patent is being made obsolete by a reissue, what are my options?

I innovated and filed for a utility patent on an invention that had been patented. Now the owner of the original patent has filed for a reissue of his patent. The new claims are broader and basically ...
5
votes
1answer
230 views

Does Re-issue of US patent have extended expiry?

The original priority date was in 1994 US5662332 so my assumption was that it had expired, but upon searching Public Pair using the application number (US 08/544,306) it comes up that it's under ...
1
vote
0answers
8 views

Erroneous citatations [duplicate]

In reference to the patent: US26919 A number of non-firearm patents cite this patent but they actually refer to the reissue patent R26919 in the text. This is probably a common problem when the ...
0
votes
1answer
44 views

Amending a claim in a reissue patent application

I introduced a claim limitation during patent prosecution to overcome prior art. I would like to partially cancel this claim limitation in a reissue patent application. Will the recapture doctrine ...