Patent US3549451A successfully refreshed from Google Patents.
US3549451A
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US
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Method of manufacturing satchel bottom bags
Assignee: Individual
•
Filing: 1968-03-06
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Granted: 1970-12-22
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Expires: 1988-03-06
Abstract
No abstract record available.
Inventors
- 👤 Emanuel Kugler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:34
CPC Classifications
B; B31; B31B; B31B70/00; B29; B29C; B29C65/00; B29C65/02; B29C65/14; B29C65/1403; B29C65/1412; B29C65/1429; B29C65/1435; B29C65/1477; B29C65/1483; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/13; B29C66/135; B29C66/1352; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/70; B29C66/72; B29C66/723; B29C66/80; B29C66/84; B29C66/851; B29C66/8511; B29L; B29L2031/00; B29L2031/712; B29L2031/7128; B29L2031/7129; B31B2160/00; B31B2160/10; B31B70/60; B31B70/64; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1051; Y10T156/1052; Y10T156/108
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) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |