Patent US2837883A successfully refreshed from Google Patents.
US2837883A
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Automatic packaging machine
Assignee: Package Machinery Co
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Filing: 1956-09-06
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Granted: 1958-06-10
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Expires: 1976-09-06
Abstract
No abstract record available.
Inventors
- 👤 Fred J Bracey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:08
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/22; B29C65/221; B29C65/222; B29C65/24; B29C65/30; B29C65/305; B29C65/74; B29C65/743; B29C65/7433; 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; B29C66/81; B29C66/814; B29C66/8141; B29C66/81427; B29C66/81431; B29C66/816; B29C66/8161; B29C66/82; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322; B29C66/84; B29C66/843; B29C66/8432; B29C66/849; B65; B65B; B65B51/00; B65B51/10; B65B51/26; B65B51/30; B65B51/303; B29C66/004; B29C66/0042; B29C66/0044; B29C66/812; B29C66/8122; B29C66/81411; B29C66/81415; B29C66/81417; B65B2051/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2385229A
Cited
US2638964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |