US2200863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical circuits for controlling and measuring
Assignee: Radio Patents Corp
•
Filing: 1934-10-03
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Granted: 1940-05-14
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Expires: 1954-10-03
Abstract
No abstract record available.
Inventors
- 👤 Schuck Oscar Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:57
CPC Classifications
H; H03; H03J; H03J7/00; H03J7/02; H03J7/16; G; G01; G01B; G01B7/00; G01B7/12; G01B7/125
Claims Analysis
Total Claims: 0
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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) | 1943-05-14 | 1943-11-13 | 1944-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-05-14 | 1947-11-13 | 1948-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-05-14 | 1951-11-13 | 1952-05-14 | $7700.00 | Window Closed / Lapsed |