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princeton carbon works

2021 Princeton Wake 6560 Discbrake Wheelset – rim 1.jpg

SRAM drops appeal against Zipp aero wheel patent infringement ruling, as Princeton Carbon Works “validated” over wavy rim design

The component giant’s decision to withdraw the appeal, almost three years on from the initial ruling, brings the long-running dispute over the undulating rim design finally to an end

Thu, Feb 12, 2026 11:23
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Princeton CarbonWorks Wake 6560 Disc Wheelset

Court rules SRAM patents not infringed by Princeton Carbon Works’ aero wheels

The ruling brings the two-year dispute over the undulating rim design to an end

Tue, Feb 28, 2023 11:44
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SRAM patent drawing

SRAM’s patent dispute with Princeton Carbon Works set to go to trial

The alleged patent infringement relates to an undulating rim design that is said to reduce aerodynamic drag and side force

Wed, Jan 18, 2023 15:26
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SRAM patent drawing

SRAM sues Princeton Carbon Works for patent infringement of wavy rim on aero wheels

The patent filed by inventor Dimitris Katsanis and now belonging to SRAM says the design is inspired by a humpback whale flipper…

Mon, Mar 22, 2021 12:50
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