US3001254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure for bags of synthetic material
Assignee: Individual
•
Filing: 1957-07-31
•
Granted: 1961-09-26
•
Expires: 1977-07-31
Abstract
No abstract record available.
Inventors
- 👤 Schumm Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:33
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/1658; B65D33/1675; Y; Y10; Y10T; Y10T24/00; Y10T24/15; Y10T24/153; Y10T24/44; Y10T24/44274
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US651128A
Cited
US1354236A
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US1482662A
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US1886882A
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US1945932A
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US2460963A
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US2540516A
Cited
US2818871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |