Patent US3947423A successfully refreshed from Google Patents.
Patent US3132391A successfully refreshed from Google Patents.
US3132391A
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Paper clip
Assignee: Individual
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Filing: 1963-01-08
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Granted: 1964-05-12
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Expires: 1983-01-08
Abstract
No abstract record available.
Inventors
- 👤 Osmund L Steensland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:40
CPC Classifications
B; B42; B42F; B42F1/00; B42F1/02; B42F1/04; B42F1/08; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/44; Y10T24/44291; Y10T24/44376; Y10T24/44385; Y10T24/44393
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A PAPER CLIP COMPRISING A SUBSTANTIALLY U-SHAPED MEMBER HAVING A CENTRAL PORTION AND LEGS EXTENDING FROM SAID CENTRAL PORTION, A FURTHER SUBSTANTIALLY U-SHAPED MEMBER HAVING A FURTHER CENTRAL PORTION AND FURTHER LEGS EXTENDING FROM SAID FURTHER CENTRAL POSITION, SAID FURTHER LEGS BEING SHORTER THAN SAID LEGS, SAID CENTRAL PORTIONS BEING ROTATABLE ABOUT A COMMON AXIS, A PIN PROVIDING SAID AXIS, SPRING-URGED MEANS ADAPTED TO URGE SAID CENTRAL PORTIONS AND SAID LEGS TOWARD A COMMON PLANE.
Claim 2
Dependent Claim
75 words
A PAPER CLIP COMPRISING A SUBSTANTIALLY U-SHAPED MEMBER HAVING A CENTRAL PORTION AND LEGS EXTENDING FROM SAID CENTRAL PORTION, A FURTHER SUBSTANTIALLY U-SHAPED MEMBER HAVING A FURTHER CENTRAL PORTION AND FURTHER LEGS EXTENDING FROM SAID FURTHER CENTRAL POSITION, SAID FURTHER LEGS BEING SHORTER THAN SAID LEGS, SAID CENTRAL PORTIONS BEING ROTATABLE ABOUT A COMMON AXIS, A PIN PROVIDING SAID AXIS, SPRING-URGED MEANS ADAPTED TO URGE SAID CENTRAL PORTIONS AND SAID LEGS TOWARD A COMMON PLANE.
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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |