Fed. Circ. Grills USPTO Over POP Amendment Decision

By Britain Eakin (November 1, 2021, 7:30 PM EDT) -- A Federal Circuit panel raised concerns Monday about the implications of a decision by the Patent Trial and Appeal Board's precedent-setting panel to allow DynaEnergetics to amend claims in an oil drilling patent.

A three-judge panel was simultaneously considering DynaEnergetics' appeal of an August 2019 PTAB decision that invalidated the original claims in DynaEnergetics' patent and denied its motion to amend, along with Hunting Titan's appeal of a July 2020 Precedential Opinion Panel ruling that later allowed amendment.

The POP had found that the board impermissibly relied on an invalidity argument Hunting Titan didn't specifically raise to deny DynaEnergetics' motion to...

Stay ahead of the curve

In the legal profession, information is the key to success. You have to know what’s happening with clients, competitors, practice areas, and industries. Law360 provides the intelligence you need to remain an expert and beat the competition.


  • Access to case data within articles (numbers, filings, courts, nature of suit, and more.)
  • Access to attached documents such as briefs, petitions, complaints, decisions, motions, etc.
  • Create custom alerts for specific article and case topics and so much more!

TRY LAW360 FREE FOR SEVEN DAYS

Hello! I'm Law360's automated support bot.

How can I help you today?

For example, you can type:
  • I forgot my password
  • I took a free trial but didn't get a verification email
  • How do I sign up for a newsletter?
Ask a question!