Patent US3347248A successfully refreshed from Google Patents.
US3347248A
Expired / Lapsed
US
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Electrically heated hair curling device
Assignee: Individual
•
Filing: 1964-10-22
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Granted: 1967-10-17
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Expires: 1984-10-22
Abstract
No abstract record available.
Inventors
- 👤 Dorothea M Weitzner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:01
CPC Classifications
A; A45; A45D; A45D4/00; A45D4/08; A45D4/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
AN ELECTRICALLY HEATED HAIR CURLER ASSEMBLY, COMPRISING A CYLINDRICAL BODY MEMBER UPON WHICH A LOCK OF HAIR CAN BE WOUND, SAID MEMBER INCLUDING A PAIR OF CIRCULAR END RINGS, AXIALLY EXTENDING BARS JOINED AT THEIR ENDS TO THE RINGS, AN ELECTRICAL RESISTANCE WIRE ELEMENT WOUND AROUND THE BARS OF SAID BODY MEMBER, A CYLINDRICALLY CURVED FLEXIBLE CLAMPING FRAME MEMBER ENGAGEABLE ON SAID BODY IN COAXIAL ALIGNMENT TO ENGAGE THE WOUND LOCK OF HAIR THEREBETWEEN UNDER SPRING PRESSURE, AND MEANS FOR APPLYING ELECTRIC ENERGY TO SAID WIRE ELEMENT FOR HEATING THE SAME.
Claim 2
Dependent Claim
91 words
AN ELECTRICALLY HEATED HAIR CURLER ASSEMBLY, COMPRISING A CYLINDRICAL BODY MEMBER UPON WHICH A LOCK OF HAIR CAN BE WOUND, SAID MEMBER INCLUDING A PAIR OF CIRCULAR END RINGS, AXIALLY EXTENDING BARS JOINED AT THEIR ENDS TO THE RINGS, AN ELECTRICAL RESISTANCE WIRE ELEMENT WOUND AROUND THE BARS OF SAID BODY MEMBER, A CYLINDRICALLY CURVED FLEXIBLE CLAMPING FRAME MEMBER ENGAGEABLE ON SAID BODY IN COAXIAL ALIGNMENT TO ENGAGE THE WOUND LOCK OF HAIR THEREBETWEEN UNDER SPRING PRESSURE, AND MEANS FOR APPLYING ELECTRIC ENERGY TO SAID WIRE ELEMENT FOR HEATING THE SAME.
References Cited (Backward Citations)
US2052353A
Cited
US2558305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |