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US3223093A
Expired / Lapsed
US
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Vacuum hair curler
Assignee: Individual
•
Filing: 1963-01-17
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Granted: 1965-12-14
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Expires: 1983-01-17
Abstract
No abstract record available.
Inventors
- 👤 Charles E Winters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:48
CPC Classifications
A; A45; A45D; A45D6/00; A45D6/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
APPARATUS FOR FIXING HAIR IN SET POSITIONS IN THE PRESENCE OF A HAIR TREATING CHEMICAL INCLUDING A FLEXIBLE SELF-COILING ELONGATED HAIR STRAD CONTAINER, A RIGID ELONGATED OUTER CONTAINER SURROUNDING AND RECEIVING SAID FLEXIBLE SELF COILING HAIR STRAND CONTAINER, AND VACUUM MEANS OPERATIVELY ASSOCIATED WITH THE RIGID CONTAINER ADAPTED TO CREATE A SUCTION THEREIN STRONG ENOUGH TO UNCOIL THE FLEXIBLE SELF-COILED HAIR STRAND CONTAINER AND DRAW IT INTO THE RIGID CONTAINER AND INTO AN EXTENDED AND SUBSTANTIALLY STRAIGHT POSITION, AND SIMULTANEOUSLY DRAW A STRAND OF HAIR INTO A SUBSTANTIALLY STRAIGHT POSITION WITHIN THE FLEXIBLE CONTAINER.
Claim 2
Dependent Claim
94 words
APPARATUS FOR FIXING HAIR IN SET POSITIONS IN THE PRESENCE OF A HAIR TREATING CHEMICAL INCLUDING A FLEXIBLE SELF-COILING ELONGATED HAIR STRAD CONTAINER, A RIGID ELONGATED OUTER CONTAINER SURROUNDING AND RECEIVING SAID FLEXIBLE SELF COILING HAIR STRAND CONTAINER, AND VACUUM MEANS OPERATIVELY ASSOCIATED WITH THE RIGID CONTAINER ADAPTED TO CREATE A SUCTION THEREIN STRONG ENOUGH TO UNCOIL THE FLEXIBLE SELF-COILED HAIR STRAND CONTAINER AND DRAW IT INTO THE RIGID CONTAINER AND INTO AN EXTENDED AND SUBSTANTIALLY STRAIGHT POSITION, AND SIMULTANEOUSLY DRAW A STRAND OF HAIR INTO A SUBSTANTIALLY STRAIGHT POSITION WITHIN THE FLEXIBLE CONTAINER.
References Cited (Backward Citations)
US2433141A
Cited
US2654372A
Cited
US2791225A
Cited
US2811159A
Cited
US2869559A
Cited
US3109438A
Cited
US3078855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |