Patent US2326931A successfully refreshed from Google Patents.
US2326931A
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Apparatus for forming bags
Assignee: Reynolds Metals Co
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Filing: 1940-04-24
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Granted: 1943-08-17
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Expires: 1960-04-24
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Dalton
- 👤 Ralph H Weisner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:17
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/74; B29C65/02; B29C65/18; B29C65/78; B29C65/7858; B29C65/7888; B29C65/7891; B29C66/00; B29C66/01; B29C66/03; B29C66/034; B29C66/0342; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/70; B29C66/72; B29C66/723; B29C66/7232; B29C66/72321; B29C66/7234; B29C66/72341; B29C66/72343; B29C66/80; B29C66/82; B29C66/822; B29C66/8225; B29C66/83; B29C66/832; B29C66/8322; B29C66/84; B29C66/851; B29C66/8511; B29C66/87; B29C66/874; B29C66/8746; B31; B31B; B31B70/00; B29C2793/00; B29C2793/009; B29C2795/00; B29C65/24; B29C65/30; B29C65/305; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/72327; B29C66/72328; B29C66/83221; B31B2155/00; B31B2155/001; B31B2155/0014; B31B2160/00; B31B2160/10; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1737
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-08-16 | 1947-02-15 | 1947-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-08-16 | 1951-02-15 | 1951-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-08-16 | 1955-02-15 | 1955-08-17 | $7700.00 | Window Closed / Lapsed |