Vertical Aerospace Poised for Piloted Transition Amid Expanding eVTOL Market
Vertical Aerospace (NYSE: EVTL) achieved a milestone in its eVTOL (electric vertical take-off and landing vehicle) development. On November 13, 2025, the UK Civil Aviation Authority (CAA) granted Vertical a...
Bloomberg Law Quotes Curtiss Dosier on Patent Enforcement in Formula 1 Racing
In the Bloomberg Law article “GM Touts Racing Innovation, IP Boon as It Bids to Join Formula 1,” partner Curtiss Dosier, who co-chairs the firm’s mechanical engineering group, commented on...
Weighty Considerations: Objective Indicia of Non-obviousness
VOLVO PENTA OF THE AMERICAS, LLC, v. BRUNSWICK CORP.
Before Moore, Lourie, and Cunningham. Appeal from the Patent Trial and Appeal Board.
Summary: The Board must consider the combined weight of multiple objective indicia of non-obviousness and must provide an explanation for the weight attributed to each objective indicia proven by the patent owner.
“Filtering” Appropriate Claim Construction Reasoning
SSI TECHS., LLC v. DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL LTD.
Before Reyna, Bryson, and Cunningham. Appeal from the United States District Court for the Western District of Wisconsin.
Summary: The district court correctly construed the claim of one patent in view of the prosecution history but erred in construing a second patent by limiting the claimed “filter” to specification examples.
Claim Limitation Not Disclosed by Any Reference but Disclosed by “Proposed Combination” of References Is Obvious
HOYT AUGUSTUS FLEMING V. CIRRUS DESIGN CORPORATION
Before Lourie, Hughes, and Stoll. Appeal from the Patent Trial and Appeal Board.
Summary: A claim is obvious where “the proposed combination of [the references]—rather than one of the individual references—discloses the disputed claim limitations.” A motion to amend under the Administrative Procedure Act may be denied where proposed amended claims lack written description support.
Knobbe Martens Scores Denial of Preliminary Injunction Motion
Knobbe Martens secured a win for client Pavemetrics Systems, Inc. against competitor Tetra Tech, Inc. and Tetra Tech TAS Inc. The firm successfully defeated a motion to preliminarily enjoin Pavemetrics...
A Standalone Obviousness Reference Must Be Enabling to Invalidate
RAYTHEON TECHNOLOGIES V GENERAL ELECTRIC
Before Lourie, Chen, and Hughes.
Summary: Unrebutted evidence of non-enablement is sufficient to overcome an invalidity challenge based on a standalone §103 reference.
