Patent US2833683A successfully refreshed from Google Patents.
US2833683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of welding thermoplastic container parts
Assignee: Individual
•
Filing: 1956-04-23
•
Granted: 1958-05-06
•
Expires: 1976-04-23
Abstract
No abstract record available.
Inventors
- 👤 Quandt Hans Hubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:36
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/242; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/13; B29C66/137; B29C66/50; B29C66/51; B29C66/54; B29C66/542; B29C66/545; B29C66/70; B29C66/71; B29C66/80; H; H01; H01M; H01M50/00; H01M50/10; H01M50/147; H01M50/166; H01M50/169; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2392695A
Cited
US2441940A
Cited
US2440664A
Cited
US2703773A
Cited
US2697162A
Cited
US2712343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |