US2652879A
Expired / Lapsed
US
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Bagmaking machine
Assignee: Individual
•
Filing: 1951-06-19
•
Granted: 1953-09-22
•
Expires: 1971-06-19
Abstract
No abstract record available.
Inventors
- 👤 Theodore W Keller
- 👤 Charles W Garvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:49
CPC Classifications
B; B26; B26F; B26F3/00; B26F3/06; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B31; B31B; B31B70/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/70; B29C66/73; B29C66/737; B29C66/7371; B29C66/73711; B31B2155/00; B31B2155/003; B31B2160/00; B31B2160/10; 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) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |