Patent US3277547A successfully refreshed from Google Patents.
US3277547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable fastening element
Assignee: —
•
Filing: 1962-12-17
•
Granted: 1966-10-11
•
Expires: 1982-12-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:15
CPC Classifications
D; D04; D04H; D04H11/00; D04H11/04; A; A44; A44B; A44B18/00; A44B18/0003; B; B29; B29D; B29D5/00; Y; Y10; Y10T; Y10T24/00; Y10T24/27; Y10T24/2775; Y10T428/00; Y10T428/23907; Y10T428/23957; Y10T428/23964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A YIELDING STRIP OF THE CHARACTER DESCRIBED COMPRISING A BASE SHEET CONSTITUTED OF A YIELDING PLASTIC MATERIAL, AND SOLELY OF A PLURALITY OF GENERALLY PARALLEL EXTENDING THREADS, HAVING A LONGITUDINALLY UNDULATING SHAPE SAID UNDULATING HAVING A FIRST AND SECOND PORTION; SUCCESSIVE ONES OF SAID FIRST PORTIONS EMBEDDED IN SAID BASE SHEET TO PROVIDE THE SOLE MEANS FOR FIXEDLY SECURING SAID THREADS TO SAID BASE SHEET; AND SUCCESSIVE ONES OF SAID SECOND PORTIONS EXTENDING OUT OF SAID BASE SHEET AND FORMING A SUCCESSIVE PLURALITY OF LOOPS SECURABLY ANCHORED TO SAID BASE SHEET; AT LEAST A NUMBER OF SAID LOOPS CUT OPEN AT A SHORT DISTANCE FROM THEIR OUTER ENDS TO PRODUCE HOOK-SHAPED ELEMENTS.
Claim 2
Dependent Claim
112 words
A YIELDING STRIP OF THE CHARACTER DESCRIBED COMPRISING A BASE SHEET CONSTITUTED OF A YIELDING PLASTIC MATERIAL, AND SOLELY OF A PLURALITY OF GENERALLY PARALLEL EXTENDING THREADS, HAVING A LONGITUDINALLY UNDULATING SHAPE SAID UNDULATING HAVING A FIRST AND SECOND PORTION; SUCCESSIVE ONES OF SAID FIRST PORTIONS EMBEDDED IN SAID BASE SHEET TO PROVIDE THE SOLE MEANS FOR FIXEDLY SECURING SAID THREADS TO SAID BASE SHEET; AND SUCCESSIVE ONES OF SAID SECOND PORTIONS EXTENDING OUT OF SAID BASE SHEET AND FORMING A SUCCESSIVE PLURALITY OF LOOPS SECURABLY ANCHORED TO SAID BASE SHEET; AT LEAST A NUMBER OF SAID LOOPS CUT OPEN AT A SHORT DISTANCE FROM THEIR OUTER ENDS TO PRODUCE HOOK-SHAPED ELEMENTS.
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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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |