US2614962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pharmaceutical composition for use in the treatment of keratin
Assignee: Kendall Co
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Filing: 1949-07-16
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Granted: 1952-10-21
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Expires: 1969-07-16
Abstract
No abstract record available.
Inventors
- 👤 William O Elson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:51
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K47/00; A61K47/30; A61K47/34; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/36; A61K8/368; A61K8/72; A61K8/84; A61K8/89; A61K8/891; A61K2800/00; A61K2800/20; A61K2800/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A KERATIN EXFOLIATIVE PHARMACEUTICAL PRODUCT COMPRISING A BACKING MATERIAL CARRYING ON A SURFACE THEREOF A DOUGHY PLASTIC COMPOSITION COMPRISING A MIXTURE OF A SILICONE HAVING A VISCOSITY BETWEEN 102 AND 106 CENTISTOKES AND A SOLID ACIDIC KERATIN EXFOLIATING AGENT.
Claim 2
Dependent Claim
39 words
A KERATIN EXFOLIATIVE PHARMACEUTICAL PRODUCT COMPRISING A BACKING MATERIAL CARRYING ON A SURFACE THEREOF A DOUGHY PLASTIC COMPOSITION COMPRISING A MIXTURE OF A SILICONE HAVING A VISCOSITY BETWEEN 102 AND 106 CENTISTOKES AND A SOLID ACIDIC KERATIN EXFOLIATING AGENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |