Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Ascorbic acid composition and transdermal administration method

Ascorbic acid composition and transdermal administration method

US Patent 5308621 · Granted May 3, 1994

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Polymer additive comprising zwitterionic moieties for vinylidene fluoridepolymer2025
Apparatus, systems and methods for automated navigation of agricultural equipmen2025
Process for the preparation of high-solids, low-viscosity latex using selective 2025
Rheology modification by porous gel particles2024
Suspension of associative polymers for the treatment of underground formations2023
Amphiphilic block polymers soluble in strongly saline medium2023
Suspending agents obtained by micellar polymerization2023
Polymer dispersion by controlled radical polymerization2023
Polymer dispersions for wax inhibition during stimulation treatment2023
Progressive salting-out of polymer chains in a liquid medium2023
Gelled aqueous composition for oil extraction2023
Polyelectrolyte-layer forming block copolymers and compositions and uses thereof2022