US3798104A
Expired / Lapsed
US
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Gas activated bonding of undrawn polyamide articles
Assignee: Fitesa Simpsonville Inc
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Filing: 1971-12-02
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Granted: 1974-03-19
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Expires: 1991-12-02
Abstract
Abstract TOUCHING POLYAMIDE SHAPED STRUCTURES, SUCH AS GRANULES, PRODUCTS OF EXTRUION AND THE LIKE ARE AUTOGENOUSLY BONDED TOGETHER ALONG THEIR CONTIGUOUS SURFACES BY THE ABSORPTION AND SUBSEQUENT DESORPTION OF AN ACTIVATING GAS SUCH AS A HYDROGEN HALIDE TO FORM PRODUCTS INCLUDING POROUS PELLICLES, SUBSTANTIALLY SEAMLESS ARTICLES AND THE LIKE.
Inventors
- 👤 W Mallonee
- 👤 H Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:48
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; C08J7/14; B; B29; B29C; B29C67/00; B29C67/20; B29C67/205; C08J5/00; C08J5/12; D; D01; D01F; D01F6/00; D01F6/58; D01F6/60; D04; D04H; D04H1/00; D04H1/40; D04H1/54; D06; D06M; D06M11/00; D06M11/07; D06M11/09; D06M11/11; D06M11/13; D06M11/51; D06M11/55; D06M11/80; D06M11/81; D06M23/00; D06M23/06; C08J2377/00; Y; Y10; Y10S; Y10S55/00; Y10S55/05; Y10T; Y10T428/00; Y10T428/29; Y10T428/31504; Y10T428/31725; Y10T428/31728; Y10T428/31732; Y10T428/31786; Y10T442/00; Y10T442/20; Y10T442/2738; Y10T442/60; Y10T442/69; Y10T442/692
Claims Analysis
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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) | 1977-03-18 | 1977-09-17 | 1978-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-18 | 1981-09-17 | 1982-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-18 | 1985-09-17 | 1986-03-19 | $7700.00 | Window Closed / Lapsed |