Patent US2768673A successfully refreshed from Google Patents.
US2768673A
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Machine for forming bags
Assignee: FMC Corp
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Filing: 1953-08-14
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Granted: 1956-10-30
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Expires: 1973-08-14
Abstract
No abstract record available.
Inventors
- 👤 Rene J Gaubert
- 👤 Donald E Prenveille
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:28
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/80; B29C66/83; B29C66/832; B29C66/8322; B31; B31B; B31B70/00; B29C66/70; B29C66/71; B31B2155/00; B31B2155/003; B31B2160/00; B31B2160/10; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1317; Y10T83/00; Y10T83/444; Y10T83/4577; Y10T83/869; Y10T83/8798; Y10T83/8804; Y10T83/8809
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) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |