US2707697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair curling process
Assignee: Horizons Inc
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Filing: 1949-04-29
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Granted: 1955-05-03
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Expires: 1969-04-29
Abstract
No abstract record available.
Inventors
- 👤 Wainer Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:56
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/28; A61Q; A61Q5/00; A61Q5/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
IN A PROCESS TREATING HAIR FOR IMPARTING CURLINESS THERETO, THE STEPS OF SUBJECTING IT TO A SOLUTION OF A ZIRCONIUM COMPOUND AND A HYDROXY-CARBOXYLIC ACID.
Claim 2
Dependent Claim
25 words
IN A PROCESS TREATING HAIR FOR IMPARTING CURLINESS THERETO, THE STEPS OF SUBJECTING IT TO A SOLUTION OF A ZIRCONIUM COMPOUND AND A HYDROXY-CARBOXYLIC ACID.
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) | 1958-05-02 | 1958-11-01 | 1959-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-02 | 1962-11-01 | 1963-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-02 | 1966-11-01 | 1967-05-03 | $7700.00 | Window Closed / Lapsed |