Patent US3144815A successfully refreshed from Google Patents.
US3144815A
Expired / Lapsed
US
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Burst resistant paper shopping bag
Assignee: Equitable Paper Bag Co Inc
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Filing: 1961-12-13
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Granted: 1964-08-18
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Expires: 1981-12-13
Abstract
No abstract record available.
Inventors
- 👤 John S Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:50
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/02; B65D33/06; B65D33/12
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |