US2722960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Card carrying case
Assignee: Individual
•
Filing: 1953-03-20
•
Granted: 1955-11-08
•
Expires: 1973-03-20
Abstract
No abstract record available.
Inventors
- 👤 Grover R Austad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:06
CPC Classifications
A; A45; A45C; A45C1/00; A45C1/06; G; G09; G09F; G09F3/00; G09F3/08; G09F3/12; Y; Y10; Y10T; Y10T24/00; Y10T24/46; Y10T24/4604; Y10T24/4664; Y10T24/4668; Y10T24/4671; Y10T24/4675
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US451419A
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US1403087A
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US1545577A
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US1693006A
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US2198109A
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US2447940A
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US2594623A
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US2598070A
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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) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |