US2913842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage cabinet for transparencies and the like
Assignee: Individual
•
Filing: 1957-04-23
•
Granted: 1959-11-24
•
Expires: 1977-04-23
Abstract
No abstract record available.
Inventors
- 👤 John R Middents
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:23
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US368173A
Cited
US484121A
Cited
US1576557A
Cited
US1602341A
Cited
US1943673A
Cited
FR772403A
Cited
US2211376A
Cited
US2258986A
Cited
US2704901A
Cited
US2779116A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |