Patent US3213860A successfully refreshed from Google Patents.
US3213860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction operated hair curling apparatus
Assignee: Gillette Co LLC
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Filing: 1962-05-09
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Granted: 1965-10-26
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Expires: 1982-05-09
Abstract
No abstract record available.
Inventors
- 👤 Louis R Mizell
- 👤 Charles G Tewksbury
- 👤 John P Vitello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:08
CPC Classifications
F; F28; F28F; F28F21/00; F28F21/06; F28F21/062; A; A45; A45D; A45D6/00; A45D6/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
A HAIR CURLING DEVICE COMPRISING A GUIDE MEMBER ADAPTED TO BE CONNECTED TO A SOURCE OF SUCTION TO DRAW A STREAM OF AIR THERETHROUGH, SAID GUIDE MEMBER INCLUDING A HOLLOW CYLINDRICAL RECEIVER AND A SUPPORT WITHIN THE RECEIVER AND CONNECTED THERETO, SAID RECEIVER ALSO HAVING AT LEAST ONE PASSAGE THROUGH ITS WALL ARRANGED AT AN ANGLE TO ITS RADIUS TO CAUSE THE AIR ENTERING SAID RECEIVER THERETHROUGH TO BE ROTATED UNIDIRECTIONALLY ABOUT THE AXIS THEREOF, SAID SUPPORT BEING ARRANGED TO REMOVABLY MOUNT A PERFORATE TUBULAR MEMBER IN THE AIR STREAM SO THAT AIR OF THE STREAM FLOWS THROUGH THE PERFORATIONS OF SAID TUBULAR MEMBER AND FOR POSITIONING THE TUBULAR MEMBER WITH RESPECT TO THE AIR STREAM SO THAT A HAIR TRESS ENTRAINED IN THE STREAM MAY BE PROGRESSIVELY FED TO SAID TUBULAR MEM-
References Cited (Backward Citations)
US2567387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |