US3232161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blind fasteners
Assignee: FT Products Ltd
•
Filing: 1965-04-21
•
Granted: 1966-02-01
•
Expires: 1985-04-21
Abstract
No abstract record available.
Inventors
- 👤 Eric Birger Fernberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:05
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/12; F16B5/128; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1081; Y; Y10; Y10T; Y10T24/00; Y10T24/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A FASTENER FORMED FROM A MOLDABLE MATERIAL AND ADAPTED FOR USE IN THE MANNER OF A RIVET, HAVING A HEAD, A HOLLOW TUBULAR SHANK EXTENDING FROM ONE SIDE OF THE HEAD, A BORE IN SAID HEAD AND PLUNGER EXTENDING INTO SAID BORE, SAID BORE BEING OF UNIFORM DIAMETER THROUGHOUT ITS LENGTH AND EXTENDING AT LEAST FROM THE JUNCTION OF SAID HEAD AND SAID SHANK TO THE OUTER EXTREMITY OF SAID HEAD, SAID PLUNGER BEING OF GREATER LENGTH THAN SAID BORE WHEREBY THE OUTER END THEREOF PROJECTS FROM THE TOP SURFACE OF SAID HEAD, SAID PLUNGER BEING SUBSTANTIALLY UNIFORM EXTERNAL DIMENSION THROUGHOUT ITS LENGTH, SAID PLUNGER HAVING ITS INNER END INTEGRALLY SECURED WITHIN SAID BORE AT THE INNERMOST PORTION OF SAID BORE BY A
Claim 2
Dependent Claim
123 words
A FASTENER FORMED FROM A MOLDABLE MATERIAL AND ADAPTED FOR USE IN THE MANNER OF A RIVET, HAVING A HEAD, A HOLLOW TUBULAR SHANK EXTENDING FROM ONE SIDE OF THE HEAD, A BORE IN SAID HEAD AND PLUNGER EXTENDING INTO SAID BORE, SAID BORE BEING OF UNIFORM DIAMETER THROUGHOUT ITS LENGTH AND EXTENDING AT LEAST FROM THE JUNCTION OF SAID HEAD AND SAID SHANK TO THE OUTER EXTREMITY OF SAID HEAD, SAID PLUNGER BEING OF GREATER LENGTH THAN SAID BORE WHEREBY THE OUTER END THEREOF PROJECTS FROM THE TOP SURFACE OF SAID HEAD, SAID PLUNGER BEING SUBSTANTIALLY UNIFORM EXTERNAL DIMENSION THROUGHOUT ITS LENGTH, SAID PLUNGER HAVING ITS INNER END INTEGRALLY SECURED WITHIN SAID BORE AT THE INNERMOST PORTION OF SAID BORE BY A
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |