Patent US2725091A successfully refreshed from Google Patents.
US2725091A
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US
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Apparatus for joining thermoplastic sheet material
Assignee: Uniroyal Inc
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Filing: 1954-04-22
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Granted: 1955-11-29
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Expires: 1974-04-22
Abstract
No abstract record available.
Inventors
- 👤 Samuel S Miner
- 👤 Edward H Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:13
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/20; B29C66/24; B29C66/242; B29C66/2422; B29C66/24221; B29C66/342; B29C66/348; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5344; B29C66/54; B29C66/542; B29C66/63; B29C66/634; B29C66/70; B29C66/71; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/814; B29C66/8145; B29C66/81455; B29C66/818; B29C66/8181; B29C66/81811; B29C66/8182; B29C66/81821; B29C66/82; B29C66/822; B29C66/8221; B29C66/8223; B29C66/824; B29C66/8242; B29C66/82421; B29C66/83; B29C66/832; B29C66/8324; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91411; B29C66/91441; B29C66/91443; B29C66/91445; B29C66/9161; B29C66/919; B29C66/9192; B29C66/91921; B29C66/91931; B29C66/91933; B29C66/91935; B29C66/92; B29C66/924; B29C66/9241; B29C35/00; B29C35/16; B29C2035/1616; B29C66/816; B29C66/8167; B29C66/91421; B29C66/91423; B29C66/929; B29L; B29L2031/00; B29L2031/712; B29L2031/7154; B29L2031/7158
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |