US2596118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording device
Assignee: General Electric Co
•
Filing: 1949-08-20
•
Granted: 1952-05-13
•
Expires: 1969-08-20
Abstract
No abstract record available.
Inventors
- 👤 Alfred F Bischoff
- 👤 Kenneth L Boring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:46
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/06; G01D15/08
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) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |