Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for cleaving dihydroxydiphenyl alkanes

Process for cleaving dihydroxydiphenyl alkanes

US Patent 4245128 · Granted Jan 13, 1981

Estimated economic value: $18,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Control device, control method, non-transitory computer-readable medium, and com2024
Vehicle upholstery member2022
Vehicle upholstery member2020
Sheet folding device, image forming system, and sheet folding method2013
Sheet folding apparatus2013
Sheet medium adjustment apparatus and image formation system capable of sorting 2010
Apparatus and method for transferring formed pieces2005
Phenolic resin composition2003
Novolak aralkyl resin, preparation process thereof and composition containing sa2003
Preparation process of phenol aralkyl resins2000
Twin-roll continuous casting method1999
Path guide for selectively corrugating an output medium1998