Patent US2265108A successfully refreshed from Google Patents.
Patent US2813602A successfully refreshed from Google Patents.
US2813602A
Expired / Lapsed
US
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Twin bags
Assignee: Individual
•
Filing: 1955-03-17
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Granted: 1957-11-19
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Expires: 1975-03-17
Abstract
No abstract record available.
Inventors
- 👤 Jr John J Macarthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:23
CPC Classifications
A; A45; A45C; A45C7/00; A45C7/0059; A45C7/0086; A45C3/00; B; B62; B62J; B62J9/00; B62J9/20; A45C2003/005; A45C13/00; A45C13/30; A45C2013/306
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) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |