Patent US2674559A successfully refreshed from Google Patents.
US2674559A
Expired / Lapsed
US
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Method of attaching textile tapes of slide fastener elements to plastic sheets
Assignee: Individual
•
Filing: 1949-05-04
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Granted: 1954-04-06
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Expires: 1969-05-04
Abstract
No abstract record available.
Inventors
- 👤 Zobel Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:43
CPC Classifications
B; B29; B29D; B29D5/00; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/48; B29C65/4805; B29C65/481; B29C65/4815; B29C65/50; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/304; B29C66/40; B29C66/41; B29C66/43; B29C66/47; B29C66/472; B29C66/4722; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81427; B29C66/83; B29C66/832; B29C66/8322; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T24/00; Y10T24/25; Y10T24/2591
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
THE METHOD OF ATTACHING BY HEAT-SEALING CLOTH TAPES, SUCH AS THE SUPPORTING TAPES OF A SLIDE FASTENER, TO A THERMOPLASTIC SHEET WHICH COMPRISES ARRANGING THE TAPES IN PARALLELISM AND IN CLOSE ADJACENCY TO EACH OTHER, PLACING THE TAPES BETWEEN PARALLELLY SPACED STRIPS OF THERMOPLASTIC MATERIAL AND SAID SHEET, HOLDING THE TAPES, THE STRIPS AND THE SHEET UNDER TENSION AND FUSING THE MATERIALS OF THE SHEET AND OF THE STRIPS THROUGH SAID TAPES BY SUBJECTING THOSE PORTION OF THE
Claim 2
Independent Claim
78 words
THE METHOD OF ATTACHING BY HEAT-SEALING CLOTH TAPES, SUCH AS THE SUPPORTING TAPES OF A SLIDE FASTENER, TO A THERMOPLASTIC SHEET WHICH COMPRISES ARRANGING THE TAPES IN PARALLELISM AND IN CLOSE ADJACENCY TO EACH OTHER, PLACING THE TAPES BETWEEN PARALLELLY SPACED STRIPS OF THERMOPLASTIC MATERIAL AND SAID SHEET, HOLDING THE TAPES, THE STRIPS AND THE SHEET UNDER TENSION AND FUSING THE MATERIALS OF THE SHEET AND OF THE STRIPS THROUGH SAID TAPES BY SUBJECTING THOSE PORTION OF THE
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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) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |