US2007992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuity and capacity tester for testing radio receiving and transmitting sets
Assignee: R L TRIPLETT
•
Filing: 1932-05-26
•
Granted: 1935-07-16
•
Expires: 1952-05-26
Abstract
No abstract record available.
Inventors
- 👤 Floyd E Wenger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:17
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/24; G01R31/25; G01R31/50
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) | 1938-07-15 | 1939-01-14 | 1939-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-07-15 | 1943-01-14 | 1943-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-07-15 | 1947-01-14 | 1947-07-16 | $7700.00 | Window Closed / Lapsed |