Patent US2600624A successfully refreshed from Google Patents.
US2600624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair-waving composition
Assignee: ALICE PARKER
•
Filing: 1950-03-15
•
Granted: 1952-06-17
•
Expires: 1970-03-15
Abstract
No abstract record available.
Inventors
- 👤 Zoppo Menotti Del
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:12
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61Q; A61Q5/00; A61Q5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A HAIR WAVING COMPOSITION COMPRISING A WATER SOLUBLE SALT OF A WATER SOLUBLE AMINE WITH AN ALPHA-HYDROXY FATTY ACID ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF DI- AND TRITHIOCARBONIC AND DITHIOCARBAMIC ACID AND AN EXCESS OF THE WATER SOLUBLE AMINE IN AMOUNT TO ESTABLISH A PH OF AT LEAST 9.2, THE SAID FATTY ACID CONTAINING 2 TO 4 CARBON ATOMS TO THE MOLECULE.
Claim 2
Dependent Claim
66 words
A HAIR WAVING COMPOSITION COMPRISING A WATER SOLUBLE SALT OF A WATER SOLUBLE AMINE WITH AN ALPHA-HYDROXY FATTY ACID ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF DI- AND TRITHIOCARBONIC AND DITHIOCARBAMIC ACID AND AN EXCESS OF THE WATER SOLUBLE AMINE IN AMOUNT TO ESTABLISH A PH OF AT LEAST 9.2, THE SAID FATTY ACID CONTAINING 2 TO 4 CARBON ATOMS TO THE MOLECULE.
References Cited (Backward Citations)
US1939692A
Cited
US1973130A
Cited
US2201929A
Cited
US2169147A
Cited
US2238672A
Cited
US2405166A
Cited
US2389755A
Cited
US2442461A
Cited
US2418664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |