Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Chemical compositions and methods

Chemical compositions and methods

US Patent 4548752 · Granted Oct 22, 1985

Estimated economic value: $3,776,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

2,2'-Isopropylidine bis(tetrahydrofuran)1986
Polyurethanes or isocyanurates from alkoxylated hydroxymethylfuran1984
Low fire hazard rigid urethane insulation foam, polyol mixtures used in the manu1982