US3322584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of bonding webs of plastic threads by means of gas jets
Assignee: Individual
•
Filing: 1963-09-30
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Granted: 1967-05-30
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Expires: 1983-09-30
Abstract
No abstract record available.
Inventors
- 👤 Welin-Berger Guy John Olof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:23
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C65/00; B29C65/02; B29C65/10; B29C65/106; B29C65/74; B29C65/747; B29C65/7471; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/432; B29C66/69; B29C66/70; B29C66/72; B29C66/729; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/83; B29C66/836; B29C66/84; B29C66/849; B65; B65B; B65B29/00; B65B29/02; B65B29/028; B65B51/00; B65B51/10; B65B51/20; D; D04; D04H; D04H5/00; D04H5/06; D06; D06H; D06H7/00; D06H7/22; B29K; B29K2313/00; B29L; B29L2031/00; B29L2031/712; B29L2031/7122; B29L2031/7128; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1054
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A METHOD OF BONDING TOGETHER A PLURALITY OF LAYERS OF FABRIC COMPOSED OF WOVEN THERMOPLASTIC THREADS, COMPRISING SUPERPOSING A PLURALITY OF SAID FABRIC LAYERS SO THAT THEY TOUCH EACH OTHER, PASSING HOT GAS THROUGH ALL SAID LAYERS AT A PLURALITY OF DISCONTINUOUS SPACED POINTS IN A LINE SO AS TO FUSE TOGETHER THE LAYERS AT SAID POINTS, SAID LINE HAVING SOME OF SAID POINTS THEREALONG DISPOSED A SUBSTANTIAL DISTANCE FROM ALL EDGES OF THE FABRIC, AND MASKING THE FABRIC FROM THE HOT GAS BETWEEN SAID POINTS SO AS TO PREVENT THE HOT GAS FROM DESTROYING THE THERMOPLASTIC THREADS BETWEEN SAID POINTS.
Claim 2
Independent Claim
101 words
A METHOD OF BONDING TOGETHER A PLURALITY OF LAYERS OF FABRIC COMPOSED OF WOVEN THERMOPLASTIC THREADS, COMPRISING SUPERPOSING A PLURALITY OF SAID FABRIC LAYERS SO THAT THEY TOUCH EACH OTHER, PASSING HOT GAS THROUGH ALL SAID LAYERS AT A PLURALITY OF DISCONTINUOUS SPACED POINTS IN A LINE SO AS TO FUSE TOGETHER THE LAYERS AT SAID POINTS, SAID LINE HAVING SOME OF SAID POINTS THEREALONG DISPOSED A SUBSTANTIAL DISTANCE FROM ALL EDGES OF THE FABRIC, AND MASKING THE FABRIC FROM THE HOT GAS BETWEEN SAID POINTS SO AS TO PREVENT THE HOT GAS FROM DESTROYING THE THERMOPLASTIC THREADS BETWEEN SAID POINTS.
References Cited (Backward Citations)
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US2849347A
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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) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |