Patent US4673649A successfully refreshed from Google Patents.
US2374128A
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Method of making a bag material and the product thereof
Assignee: Bemis Brothers Bag Co
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Filing: 1943-09-27
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Granted: 1945-04-17
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Expires: 1963-09-27
Abstract
No abstract record available.
Inventors
- 👤 Carl W Pinckert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:36
CPC Classifications
B; B32; B32B; B32B37/00; B32B37/02; B29; B29C; B29C53/00; B29C53/36; B29C53/38; B29C53/382; B29C65/00; B29C65/48; B29C65/50; B29C65/5057; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/4322; B29C66/45; B29C66/70; B29C66/72; B29C66/723; B29C66/7232; B29C66/72327; B29C66/72328; B32B37/0076; B29C53/48; B29C66/47; B29C66/472; B29C66/7234; B29C66/72343; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/0809; B29K2711/00; B29K2711/12; B29K2711/123; B29L; B29L2009/00; B29L2031/00; B29L2031/712; B29L2031/7128; B32B37/14; B32B37/24; B32B2037/243; B32B2317/00; B32B2317/12; B32B2395/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1008; Y10T156/1013; Y10T156/1036; Y10T156/1038
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) | 1948-04-16 | 1948-10-16 | 1949-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-04-16 | 1952-10-16 | 1953-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-04-16 | 1956-10-16 | 1957-04-17 | $7700.00 | Window Closed / Lapsed |