U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Silver ion gel compositions

Patent 4376764 Issued on March 15, 1983. Estimated Expiration Date: Icon_subject August 10, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2828345

3057890

3639575

Liquid antiseptic cleaners with improved foaming properties Patent #: 4326977
Issued on: 04/27/1982
Inventor: Schmolka

Inventor

Application

No. 06/291320 filed on 08/10/1981

US Classes:

424/618, Silver424/619, Nitrite424/78.06, Skin burn or open wound treatment514/275Nitrogen bonded directly to the 1,3-diazine at 2-position by a single bond

Examiners

Primary: Schenkman, Leonard

Attorney, Agent or Firm

International Classes

A61K 31/74 (20060101)
A61K 31/77 (20060101)
A61L 26/00 (20060101)

Abstract

Silver ion gel compositions containing a polyoxybutylene-polyoxyethylene block copolymer that maintain their gel characteristics at temperatures below 20° C. These gel compositions may be used to treat burn wounds and superficial ulcers.

Other References

  • Block and Graft Copolymerization, vol. 2, R. J. Ceresa, Ed., 1976, pp. 68 and 69
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