Patent US2295533A successfully refreshed from Google Patents.
US2295533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Meter reading apparatus
Assignee: International Business Machines Corp
•
Filing: 1940-08-02
•
Granted: 1942-09-15
•
Expires: 1960-08-02
Abstract
No abstract record available.
Inventors
- 👤 Leathers Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:05
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/06; G01F15/061; G01F15/063
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-09-14 | 1946-03-16 | 1946-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-14 | 1950-03-16 | 1950-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-14 | 1954-03-16 | 1954-09-15 | $7700.00 | Window Closed / Lapsed |