US3043745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Allantoin and coal tar extract composition and treatment of psoriasis
Assignee: Reed and Carnick
•
Filing: 1959-12-11
•
Granted: 1962-07-10
•
Expires: 1979-12-11
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Singer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:50
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0014; A61K35/00; A61K35/02; A61K35/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
THE METHOD OF TREATING PSORIASIS COMPRISING APPLYING TO THE PSORIASIS-AFFICTED AREA A MEDICAMENT CONTAINING A COOPERATING MIXTURE OF ALLANTION IN A CONCENTRATION BY WEIGHT EXCEEDING 1/2% AND A COAL TAR EXTRACT IN A CONCENTRATION EXCEEDING 1% BY WEIGHT.
Claim 2
Independent Claim
38 words
THE METHOD OF TREATING PSORIASIS COMPRISING APPLYING TO THE PSORIASIS-AFFICTED AREA A MEDICAMENT CONTAINING A COOPERATING MIXTURE OF ALLANTION IN A CONCENTRATION BY WEIGHT EXCEEDING 1/2% AND A COAL TAR EXTRACT IN A CONCENTRATION EXCEEDING 1% BY WEIGHT.
References Cited (Backward Citations)
US2124295A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |