US2853842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for filling and closing bags
Assignee: ST Regis Paper Co
•
Filing: 1955-06-27
•
Granted: 1958-09-30
•
Expires: 1975-06-27
Abstract
No abstract record available.
Inventors
- 👤 Edric W Vredenburg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:54
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/10; B65B51/18; B65B51/04; B65B51/06; B65B51/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1009821A
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US977632A
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US1917659A
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US2077000A
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US2283093A
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US2725168A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |