Patent US3993491A successfully refreshed from Google Patents.
US3149386A
Expired / Lapsed
US
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Fabric fastening device
Assignee: Individual
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Filing: 1962-11-06
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Granted: 1964-09-22
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Expires: 1982-11-06
Abstract
No abstract record available.
Inventors
- 👤 Alvin S Trundy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:56
CPC Classifications
A; A44; A44B; A44B9/00; A44B9/12; Y; Y10; Y10T; Y10T24/00; Y10T24/46; Y10T24/4604; Y10T24/463; Y10T24/4657
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A FASTENER FOR FLEXIBLE MATERIAL COMPRISING IN COMBINATION (A) FIRST AND SECOND ARMS HAVING (1) MATERIAL HOLDING MEANS FOR RETAINING FLEXIBLE MATERIAL BETWEEN OPPOSED SURFACES OF SAID ARMS WHEN SAID FASTENER IS CLOSED, (2) A FIRST BUTTRESS-TYPE SERIES OF SAWTOOTH SERRATIONS ON SAID FIRST ARM AT A FIRST END THEREOF AND ON A SURFACE THEREOF OPPOSED TO SAID SECOND ARM, (B) A HINGE JOINING SAID ARMS AT FIRST ENDS THEREOF, (C) A RESILIENT MEMBER HAVING A SECOND BUTTRESS-TYPE SERIES OF SAWTOOTH SERRATIONS THEREON, (1) SAID MEMBER ARCUATELY EXTENDING FROM SAID SECOND ARM AND PRESSING SAID SECOND SERIES OF SAWTOOTH SERRATIONS INTO ENGAGEMENT WITH SAID FIRST SERIES OF SAWTOOTH SERRATIONS WHEN SAID FASTENER IS CLOSING, THEREBY TO LOCK SAID ARMS IN THE CLOSED POSITION, AND (2) A RAISED PORTION PROJECTING ON SAID MEMBER AWAY FROM SAID SECOND ARM AND FROM SAID SECOND SERRATED SURFACE AND BEING DEPRESSABLE TO DISENGAGE SAID SECOND SERIES OF SAWTOOTH SERRATIONS FROM SAID FIRST SERIES OF SAWTOOTH SERRATIONS TO ALLOW SAID FASTENER TO BE OPENED.
Claim 2
Dependent Claim
168 words
A FASTENER FOR FLEXIBLE MATERIAL COMPRISING IN COMBINATION (A) FIRST AND SECOND ARMS HAVING (1) MATERIAL HOLDING MEANS FOR RETAINING FLEXIBLE MATERIAL BETWEEN OPPOSED SURFACES OF SAID ARMS WHEN SAID FASTENER IS CLOSED, (2) A FIRST BUTTRESS-TYPE SERIES OF SAWTOOTH SERRATIONS ON SAID FIRST ARM AT A FIRST END THEREOF AND ON A SURFACE THEREOF OPPOSED TO SAID SECOND ARM, (B) A HINGE JOINING SAID ARMS AT FIRST ENDS THEREOF, (C) A RESILIENT MEMBER HAVING A SECOND BUTTRESS-TYPE SERIES OF SAWTOOTH SERRATIONS THEREON, (1) SAID MEMBER ARCUATELY EXTENDING FROM SAID SECOND ARM AND PRESSING SAID SECOND SERIES OF SAWTOOTH SERRATIONS INTO ENGAGEMENT WITH SAID FIRST SERIES OF SAWTOOTH SERRATIONS WHEN SAID FASTENER IS CLOSING, THEREBY TO LOCK SAID ARMS IN THE CLOSED POSITION, AND (2) A RAISED PORTION PROJECTING ON SAID MEMBER AWAY FROM SAID SECOND ARM AND FROM SAID SECOND SERRATED SURFACE AND BEING DEPRESSABLE TO DISENGAGE SAID SECOND SERIES OF SAWTOOTH SERRATIONS FROM SAID FIRST SERIES OF SAWTOOTH SERRATIONS TO ALLOW SAID FASTENER TO BE OPENED.
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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |