US2541185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Card filing apparatus
Assignee: HERRING HALL MARVIN SAFE COMPA
•
Filing: 1946-11-05
•
Granted: 1951-02-13
•
Expires: 1966-11-05
Abstract
No abstract record available.
Inventors
- 👤 William E Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:23
CPC Classifications
A; A47; A47B; A47B63/00; A47B63/06; A47B63/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1030691A
Cited
US1475555A
Cited
US1521470A
Cited
US1606118A
Cited
US1976249A
Cited
US2343280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |