US3177540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic panel fastener
Assignee: United Carr Inc
•
Filing: 1962-05-31
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Granted: 1965-04-13
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Expires: 1982-05-31
Abstract
No abstract record available.
Inventors
- 👤 Charles L Hall
- 👤 Charles H Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:54
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/06; F16B21/08; F16B21/086; Y; Y10; Y10S; Y10S411/00; Y10S411/913; Y10T; Y10T24/00; Y10T24/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A SNAP FASTENER STUD MEMBER HAVING A BASE PORTION AND A SHANK PORTION EXTENDING FROM SAID BASE PORTION, SAID SHANK PORTION HAVING A PLURALITY OF GENERALLY RADIALLY ARRANGED FLEXIBLE, EASILY TWISTABLE, THIN FINS HAVING OUTER EDGES SHAPED AND ARRANGED TOGETHER TO PROVIDE AN APERTURE ENTERING TAPERED PORTION, AT LEAST ONE OF SAID FINS BEING DIVIDED LENGTHWISE INTO TWO RELATIVELY CLOSELY ARRANGED INDEPENDENTLY FLEXIBLE PORTIONS, A YIELDABLE ENLARGED HOLDING PORTION AND A SUPPORT ENGAGING NECK BETWEEN THE ENLARGED HOLDING PORTION AND THE BASE PORTION.
Claim 2
Dependent Claim
83 words
A SNAP FASTENER STUD MEMBER HAVING A BASE PORTION AND A SHANK PORTION EXTENDING FROM SAID BASE PORTION, SAID SHANK PORTION HAVING A PLURALITY OF GENERALLY RADIALLY ARRANGED FLEXIBLE, EASILY TWISTABLE, THIN FINS HAVING OUTER EDGES SHAPED AND ARRANGED TOGETHER TO PROVIDE AN APERTURE ENTERING TAPERED PORTION, AT LEAST ONE OF SAID FINS BEING DIVIDED LENGTHWISE INTO TWO RELATIVELY CLOSELY ARRANGED INDEPENDENTLY FLEXIBLE PORTIONS, A YIELDABLE ENLARGED HOLDING PORTION AND A SUPPORT ENGAGING NECK BETWEEN THE ENLARGED HOLDING PORTION AND THE BASE PORTION.
References Cited (Backward Citations)
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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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |