If you haven’t seen it, the USPTO offers a little guide on filing a provisional application for a patent. Besides giving a brief overview of the history, purpose and filing date requirements, it offers a nice list of cautions about their use.  As patent attorneys soon find out, inventors hear about provisional patent applications and [...]

As a result of a recent change to the Public PAIR (Patent Application Information Retrieval),  most provisional applications that are relied upon for their earlier filing dates in U.S. patent application publications or U.S. patents are now available to the public over the Internet. Exceptions mainly include provisional applications with filing dates prior to 1997. [...]

The USPTO clarified its position concerning the treatment of petitions to withdraw a holding of abandonment that are not timely filed because the applicant failed to exercise reasonable diligence in monitoring the status of the application. The USPTO receives petitions under 37 CFR 1.181(a) to withdraw holdings of abandonment (based on non-receipt of an Office [...]