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2 votes
Accepted

How to release an existing patent into the public domain?

The patent owner writes, and properly signs, a letter disclaiming all of the claims and files it in the case with the USPTO. See MPEP section 1490 Disclaimers [R-08.2017] 35 U.S.C. 253 Disclaimer. ...
George White's user avatar
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2 votes

Is an expired patent in the public domain?

It is important to remember that a patent does not give anybody the right to do what the patent covers. For example, if I had a patent on a more effective delivery system for MDMA or LSD, having a ...
Gary S's user avatar
  • 643
2 votes

How to declare no patent ownership for software code?

I would simply state in the code comments or wherever the license is specified that the author of the code has no issued or pending patents related to the code. What you can’t do is indemnify users of ...
Eric S's user avatar
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1 vote

How to declare no patent ownership for software code?

One part of the question is on-topic. Does this prevent other people from patenting my code? First of all, “code” isn’t patented although processes involving software can often be patented it is not ...
George White's user avatar
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1 vote

PCT patents , is it Public Domain or up for grabs in my country?

You didn’t invent it and, at this point it’s not new, so no. In the US patent applications need an identified inventor. In respect to this invention you are not an inventor so you have no legal or ...
George White's user avatar
  • 29.1k

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