US2720248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for joining overlapped sheets
Assignee: National Container Corp
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Filing: 1954-06-01
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Granted: 1955-10-11
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Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Jerome L Kipnis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:23
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C66/00; B29C66/01; B29C66/03; B29C66/032; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/116; B29C66/1162; B29C66/14; B29C66/40; B29C66/41; B29C66/43; B29C66/435; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C2793/00; B29C2793/0081; B29C2793/009; B29C66/02; B29C66/022; B29C66/0224; B29C66/02245; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1317
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) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |