What is post grant opposition?

Post-grant opposition: Where the opponent challenges the validity of a patent that has already been granted.

Who can file a post grant opposition?

Post-grant Opposition can be filed by any interested persons who are engaged in or promoting research in the field of technology. Post grant opposition can be filed within a period twelve months after the grant of a patent. The grounds of opposition are provided under section 25 (2) of the Patent Act 1970.

What are post grant proceedings?

A post-grant review, or PGR, is a trial proceeding where the patentability of one or more claims in a patent is reviewed. The review process begins when a third party, who is not the patent owner, files a petition within nine months of a patent being granted or reissued.

What is the difference between post grant review and inter partes review?

Inter partes review is akin to inter partes reexamination in that it is limited to prior art grounds based on patents and printed publications, whereas post-grant review can be based on any grounds that are available for an invalidity defense.

Who can file pre-grant and post-grant opposition of patent?

The law relating to pre-grant oppositions, as it stands today in Section 25(1), was introduced by the Patent (Amendment) Act 2005. Before this amendment, Section 25 allowed pre-grant opposition only by “any person interested” after a patent application was “accepted and published but not yet granted”.

What is the time limit for filing post-grant opposition in the Patent Office?

What is the time limit for filing post-grant opposition in the patent office? The time for filing post-grant opposition is 12 months from the date of publication of the grant of patent in the official journal of the patent office.

What are the grounds of opposition to the grant of patent?

The grounds of opposition were: Prior publication. Prior public use and prior public knowledge. Obviousness and lack of inventive step.

How long does post grant review take?

Like IPRs, PGRs offer several benefits for a challenger compared to other proceedings used to invalidate a patent: PGR proceedings take less time than litigation to reach a final disposition—typically 18 months or less.

What is ex parte reexamination?

Ex parte reexamination is a tool that allows a patent owner or a third party to lodge a request for the United States Patent Office (USPTO) to reexamine an already-granted patent based on other patents and publications that they bring to the USPTO’s attention.

What is post grant review?

Post grant review is a trial proceeding conducted at the Board to review the patentability of one or more claims in a patent on any ground that could be raised under § 282(b)(2) or (3).

Can you file PGR and IPR?

A petition for IPR must be filed after the later of either nine months after the issue date of the patent or the date of the termination of the PGR if a PGR is instituted. Like PGR, the petition for IPR must identify all real parties in interest.

What are the grounds for opposition to grant of a patent?

When do I need to file an opposition to a grant?

An opposition needs to be filed within nine months of the publication of the “mention of the grant” 53 in the European Patent Bulletin. 54 The U.S. period for PGR is the same. 55

When to institute a post grant review of a patent?

A post grant review may be instituted upon a showing that, it is more likely than not that at least one claim challenged is unpatentable. If the proceeding is instituted and not dismissed, a final determination by the Board will be issued within 1 year (extendable for good cause by 6 months).

What is the procedure for conducting post grant review (PGR)?

The procedure for conducting post grant review took effect on September 16, 2012, and generally applies to patents issuing from applications subject to first-inventor-to-file provisions of the AIA. To search for an PGR, click on the system link for PTAB E2E. Additional information is located on the PTAB E2E information page.

Does the PTO take different approaches to reexamination and court cases?

227 Id. at 1364–65 (“More fundamentally, the PTO in reexamination proceedings and the court system in patent infringement actions ’take different approaches in determining validity and on the same evidence could quite correctly come to different conclusions.” (quoting In re Swanson, 540 F.3d 1368, 1377 (Fed. Cir. 2008))). 229 Id.