Patent US4226858A successfully refreshed from Google Patents.
US4226858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and composition for the treatment of scars
Assignee: Ed Geistlich Soehne AG fuer Chemische Industrie
•
Filing: 1979-05-30
•
Granted: 1980-10-07
•
Expires: 1999-05-30
Abstract
Abstract The invention provides compositions comprising oleum hyoscyami together with a pharmaceutical carrier or excipient and a method for the prevention or treatment of scar tissue whereby existing scar tissue or a wound or surgical incision is treated topically with oleum hyoscyami.
Inventors
- 👤 Rolf W. Pfirrmann
- 👤 Otto Wicki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:34
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K36/00; A61K36/18; A61K36/185; A61K36/81; A61K8/00; A61K8/18; A61K8/92; A61K8/922
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
25 words
Method for the prevention or removal of scar tissue whereby existing scar tissue or a wound or surgical incision is treated topically with oleum hyoscyami.
Claim 2
Dependent Claim
25 words
Method for the prevention or removal of scar tissue whereby existing scar tissue or a wound or surgical incision is treated topically with oleum hyoscyami.
Claim 3
Dependent Claim
29 words
Method as claimed in claim 1 in which the scar tissue or potential scar tissue treated results from a skin graft, a burn, a wound or a surgical incision.
Claim 4
Dependent Claim
25 words
Topical pharmaceutical compositions for the prevention or removal of scar tissue, comprising an effective amount of oleum hyoscyami together with a pharmaceutical carrier or excipient.
Claim 5
Dependent Claim
25 words
Topical pharmaceutical compositions for the prevention or removal of scar tissue, comprising an effective amount of oleum hyoscyami together with a pharmaceutical carrier or excipient.
Claim 6
Dependent Claim
15 words
Compositions as claimed in claim 3 in the form of creams, emulsions, gels or aerosols.
Claim 7
Dependent Claim
16 words
Compositions as claimed in claim 3 or claim 4 containing 10-60% by weight of oleum hyoscyami.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-10-07 | 1984-04-07 | 1984-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-10-07 | 1988-04-07 | 1988-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-10-07 | 1992-04-07 | 1992-10-07 | $7700.00 | Window Closed / Lapsed |