What additional information might the USPTO require for patent term extension applications?

The USPTO may require additional information from applicants for patent term extension applications. According to MPEP 2755: “The Director or other appropriate officials may require from applicant further information or make such independent inquiries as desired before a final determination is made on whether a patent is eligible for extension.“ If further information is required,…

Read More

Is it acceptable to use ‘optionally’ in patent claims?

Yes, using the term ‘optionally’ in patent claims can be acceptable, but it requires careful consideration. The MPEP 2173.05(h) provides guidance on this: “In Ex parte Cordova, 10 USPQ2d 1949 (Bd. Pat. App. & Inter. 1989) the language ‘containing A, B, and optionally C’ was considered acceptable alternative language because there was no ambiguity as…

Read More

Can new terms be used in patent claims?

Yes, new terms can be used in patent claims. In fact, the MPEP recognizes that it’s often desirable to use new terms to describe and define new inventions more precisely. As stated in MPEP 2173.05(a): “Courts have recognized that it is not only permissible, but often desirable, to use new terms that are frequently more…

Read More

Can litigation-related materials be used in a patent protest?

Yes, litigation-related materials can be submitted as part of a protest under 37 CFR 1.291. The MPEP provides examples of such materials: “Some representative examples of other forms of evidence are litigation-related materials such as complaints, answers, depositions, answers to interrogatories, exhibits, transcripts of hearings or trials, court orders and opinions, stipulations of the parties,…

Read More

How can examiners use interviews to resolve indefiniteness issues?

Examiners are encouraged to use interviews as an effective tool to resolve indefiniteness issues. The MPEP provides guidance on this approach: “Issues of claim interpretation and clarity of scope may lend themselves to resolution through an examiner interview. For example, the examiner may initiate an interview to discuss, among other issues, the broadest reasonable interpretation…

Read More

How should examiners use abstracts in prior art rejections?

Examiners should be cautious when using abstracts for prior art rejections. The MPEP provides the following guidance: When both the abstract and the underlying document qualify as prior art, the underlying document should normally be used to support a rejection. When relying on an abstract, “the evidence relied upon is the facts contained in the…

Read More