Patent US2635798A successfully refreshed from Google Patents.
US2635798A
Expired / Lapsed
US
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Bag filling device
Assignee: Individual
•
Filing: 1946-10-30
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Granted: 1953-04-21
•
Expires: 1966-10-30
Abstract
No abstract record available.
Inventors
- 👤 Thompson Clifford James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:57
CPC Classifications
B; B65; B65B; B65B25/00; B65B25/02; B65B25/04; B65B67/00; B65B67/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US403641A
Cited
US447686A
Cited
US1067888A
Cited
US1615716A
Cited
US1714308A
Cited
US1862413A
Cited
US2464545A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-20 | 1956-10-20 | 1957-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-20 | 1960-10-20 | 1961-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-20 | 1964-10-20 | 1965-04-21 | $7700.00 | Window Closed / Lapsed |