US3092118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair curlers
Assignee: Individual
•
Filing: 1958-12-08
•
Granted: 1963-06-04
•
Expires: 1978-12-08
Abstract
No abstract record available.
Inventors
- 👤 Carl L Otto
- 👤 Otto La Nelle Burnham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:56
CPC Classifications
A; A45; A45D; A45D2/00; A45D2/12; A45D2/24; A45D2/2435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A DEVICE OF THE CHARACTER DESCRIBED HAVING SEPARABLE SUPPORTING AND RETAINING COMPONENTS, SAID SUPPORTING COMPONENT COMPRISING A HOLLOW GENERALLY ANNULAR BODY AT LEAST THE OUTER PORTION OF WHICH IS COMPRISED OF ELASTICALLY RESILIENT SPONGE OR FOAM LIKE MATERIAL ADAPTED TO RECEIVE A TRESS OF HAIR WOUND THEREON AND SAID RETAINING COMPONENT COMPRISING A MEMBER OF RESILIENT MATERIAL HAVING TWO GENERALLY PARALLEL LEGS CONNECTED BY A U BEND PORTION, FOR INSERTION INTO THE BORE OF THE AFORESAID ANNULAR SUPPORTING COMPONENT, AT LEAST A PORTION OF SAID LEGS, WHEN THE LEGS ARE IN NORMAL POSITION, SPANNING A DISTANCE GREATER THAN THE BORE OF SAID BODY, WHEREBY WHEN SAID LEGS ARE INSERTED WITHIN SAID BORE THEY WILL LATERALLY AND RESILIENTLY ENGAGE THE WALL OF SAID BORE, AND AT LEAST ONE OF SAID LEGS BEING CONNECTED BY A RETURN BEND PORTION TO PROVIDE A FINGER SPACED FROM SAID LEG, THE SPACE BETWEEN SAID FINGER AND SAID LEGS BEING SO CORRELATED TO THE THICKNESS OF THE WALL OF SAID HOLLOW BODY THAT WHEN A TRESS OF HAIR IS WRAPPED AROUND SAID BODY AND THE RETAINING COMPONENT IS INSERTED IN THE BORE OF THE SUPPORTING COMPONENT WITH SAID FINGER OVERLYING THE WOUND TRESS OF HAIR, SAID FINGER WILL FRICTIONALLY ENGAGE THE WOUND TRESS OF HAIR.
Claim 2
Independent Claim
209 words
A DEVICE OF THE CHARACTER DESCRIBED HAVING SEPARABLE SUPPORTING AND RETAINING COMPONENTS, SAID SUPPORTING COMPONENT COMPRISING A HOLLOW GENERALLY ANNULAR BODY AT LEAST THE OUTER PORTION OF WHICH IS COMPRISED OF ELASTICALLY RESILIENT SPONGE OR FOAM LIKE MATERIAL ADAPTED TO RECEIVE A TRESS OF HAIR WOUND THEREON AND SAID RETAINING COMPONENT COMPRISING A MEMBER OF RESILIENT MATERIAL HAVING TWO GENERALLY PARALLEL LEGS CONNECTED BY A U BEND PORTION, FOR INSERTION INTO THE BORE OF THE AFORESAID ANNULAR SUPPORTING COMPONENT, AT LEAST A PORTION OF SAID LEGS, WHEN THE LEGS ARE IN NORMAL POSITION, SPANNING A DISTANCE GREATER THAN THE BORE OF SAID BODY, WHEREBY WHEN SAID LEGS ARE INSERTED WITHIN SAID BORE THEY WILL LATERALLY AND RESILIENTLY ENGAGE THE WALL OF SAID BORE, AND AT LEAST ONE OF SAID LEGS BEING CONNECTED BY A RETURN BEND PORTION TO PROVIDE A FINGER SPACED FROM SAID LEG, THE SPACE BETWEEN SAID FINGER AND SAID LEGS BEING SO CORRELATED TO THE THICKNESS OF THE WALL OF SAID HOLLOW BODY THAT WHEN A TRESS OF HAIR IS WRAPPED AROUND SAID BODY AND THE RETAINING COMPONENT IS INSERTED IN THE BORE OF THE SUPPORTING COMPONENT WITH SAID FINGER OVERLYING THE WOUND TRESS OF HAIR, SAID FINGER WILL FRICTIONALLY ENGAGE THE WOUND TRESS OF HAIR.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |