Preissuance submissions
Does a competitor’s patent application look sketchy because it doesn’t cite relevant prior art? Consider filing a “preissuance submission.” Have you found … Read more
Stephen E. Zweig, PhD JD, Patent Attorney
Does a competitor’s patent application look sketchy because it doesn’t cite relevant prior art? Consider filing a “preissuance submission.” Have you found … Read more
Are you having problems with a patent that you believe is invalid? Know about uncited prior art? Consider filing a Patent Ex … Read more
US patent inventorship criteria are tricky. However, “conception” of the invention and “intellectual domination” are more important than reduction to practice. Does … Read more
The USPTO EPAS/ETAS assignment process, and legal chain of title principles, help the public determine who owns a given patent or trademark. … Read more
Writing patent claims is analogous to describing multidimensional jigsaw puzzle pieces using words. Your claims have to fit in the spaces between … Read more
USPTO office actions reject most patent applications using “done before”, “obvious”, “vague”, or “not patent eligible” type arguments.