Patent US3229741A successfully refreshed from Google Patents.
US3229741A
Expired / Lapsed
US
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Extensible shopping bag
Assignee: Individual
•
Filing: 1964-08-14
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Granted: 1966-01-18
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Expires: 1984-08-14
Abstract
No abstract record available.
Inventors
- 👤 Ambrose Rita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:51
CPC Classifications
A; A45; A45C; A45C7/00; A45C7/0059; A45C7/0063; A45C7/0072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1207533A
Cited
US1730603A
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US1810347A
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US2212390A
Cited
US2325853A
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US2454013A
Cited
US2871900A
Cited
FR1182600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |