US3402089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for welding fabric with a thermoplastic seam
Assignee: Domestic Film Products Corp
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Filing: 1964-08-24
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Granted: 1968-09-17
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Expires: 1984-08-24
Abstract
No abstract record available.
Inventors
- 👤 Norman R Seaman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:51
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C65/00; B29C65/02; B29C65/10; B29C65/103; B29C65/48; B29C65/4805; B29C65/481; B29C65/4815; B29C65/50; B29C65/5057; B29C65/5092; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/70; B29C66/72; B29C66/723; B29C66/729; B29C66/7292; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/81; B29C66/816; B29C66/8161; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/834; B29C66/8341; B29C66/83431; B29C66/83433; B29C66/836; B29C66/8362; B29C66/84; B29C66/845; B29C66/865; B29C66/8652; B29C66/86521; B29C66/86531; B29C66/86533; B29C66/87; B29C66/872; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/91211; B29C66/91216; B29C66/914; B29C66/9141; B29C66/91411; B29C66/9161; B29C66/919; B29C66/9192; B29C66/91921; B29C66/93; B29C66/934; B29C66/93411; B29C66/93451; B29C66/96; B29C66/967; B29C66/9672; B29C66/02; B29C66/024; B29C66/0242; B29C66/822; B29C66/8223; B29C66/91441; B29C66/91443; B29C66/91445; B29C66/92; B29C66/924; B29C66/9241; B29C66/9261; B29C66/929; B29C66/939; B29K; B29K2313/00
Claims Analysis
Total Claims: 0
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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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |