Patent · US Expired

Substantive topical composition

US5989529A · kind A · utility

50Cited by
3References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 20, 1998
Grant dateNov 23, 1999
Priority date
Expiry dateNov 20, 2018

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q17/04
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A dermatologically compatible substantive oil-in-water sunscreen composition is disclosed comprising a block polymer substantive agent and a sunscreening agent. The composition is adaptable for dispensing by a spray means.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.