Patent US2779144A successfully refreshed from Google Patents.
US2779144A
Expired / Lapsed
US
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Method of making pouches
Assignee: Individual
•
Filing: 1952-12-10
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Granted: 1957-01-29
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Expires: 1972-12-10
Abstract
No abstract record available.
Inventors
- 👤 Walter P Nail
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:35
CPC Classifications
A; A24; A24F; A24F23/00; A24F23/02; B; B29; B29C; B29C65/00; B29C65/02; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/137; Y; Y10; Y10S; Y10S383/00; Y10S383/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US259238A
Cited
US2106431A
Cited
US2095910A
Cited
US2186124A
Cited
US2265075A
Cited
US2442091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |