Patent US3449183A successfully refreshed from Google Patents.
US3449183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic sealing apparatus and method
Assignee: Koehler Dayton Inc
•
Filing: 1966-08-11
•
Granted: 1969-06-10
•
Expires: 1986-08-11
Abstract
No abstract record available.
Inventors
- 👤 David R Zelnick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:45
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C57/00; B29C57/12; B29C65/56; B29C65/567; B29C65/568; B29C65/78; B29C66/00; B29C66/01; B29C66/03; B29C66/032; B29C66/0324; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/13; B29C66/131; B29C66/20; B29C66/24; B29C66/242; B29C66/2424; B29C66/24243; B29C66/24244; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5346; B29C66/53461; B29C66/54; B29C66/542; B29C66/545; B29C66/70; B29C66/71; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81431; B29C66/818; B29C66/8181; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322; B65; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2842; B65B7/2878; B29C66/8182; B29C66/81821; Y; Y10; Y10S; Y10S220/00; Y10S220/31; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1033
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2402943A
Cited
US2413449A
Cited
US2796914A
Cited
US3060652A
Cited
US3180778A
Cited
US3316135A
Cited
US3385741A
Cited
US3367261A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |