US3370873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener means
Assignee: Tinnerman Products Inc
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Filing: 1964-11-12
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Granted: 1968-02-27
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Expires: 1984-11-12
Abstract
No abstract record available.
Inventors
- 👤 Robert J Holton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:30
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/02; F16B21/04; F16B2/00; F16B2/20; F16B5/00; F16B5/06; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/51; Y10S24/53; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/45099; Y10T403/00; Y10T403/75
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A ROTARY FASTENER FORMED OF A SINGLE PIECE OF SHEET METAL AND ADAPTED FOR ASSEMBLY WITH AN APERTURED SUPPORT PANEL COMPRISING, A HEAD, A SPLIT SHANK DEPENDING DOWNWARDLY FROM SAID HEAD AND DEFINING A PAIR OF LEG PORTIONS, WING PORTIONS PORJECING LATERALLY OUTWARDLY FROM THE DISTAL ENDS OF SAID LEG PORTIONS, SAID WING PORTIONS BEING ADAPTED FOR HOLDING COACTION WITH ONE SIDE OF THE SUPPORT PANEL, SAID HEAD COMPRISING A PAIR OF OPPOSITELY DISPOSED TAB PORTIONS SPACED LATERALLY FROM ONE
Claim 2
Dependent Claim
80 words
A ROTARY FASTENER FORMED OF A SINGLE PIECE OF SHEET METAL AND ADAPTED FOR ASSEMBLY WITH AN APERTURED SUPPORT PANEL COMPRISING, A HEAD, A SPLIT SHANK DEPENDING DOWNWARDLY FROM SAID HEAD AND DEFINING A PAIR OF LEG PORTIONS, WING PORTIONS PORJECING LATERALLY OUTWARDLY FROM THE DISTAL ENDS OF SAID LEG PORTIONS, SAID WING PORTIONS BEING ADAPTED FOR HOLDING COACTION WITH ONE SIDE OF THE SUPPORT PANEL, SAID HEAD COMPRISING A PAIR OF OPPOSITELY DISPOSED TAB PORTIONS SPACED LATERALLY FROM ONE
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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |