US2434967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rectifier and method of making the same
Assignee: STC PLC
•
Filing: 1943-10-26
•
Granted: 1948-01-27
•
Expires: 1963-10-26
Abstract
No abstract record available.
Inventors
- 👤 Murray F Skinker
- 👤 Ivanhoe P Denyssen
- 👤 Max G Kolmes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:27
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/15; H10W76/157; A; A23; A23L; A23L27/00; A23L27/70; H10D; H10D99/00; Y; Y10; Y10S; Y10S257/00; Y10S257/909
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1898321A
Cited
US1526664A
Cited
US1642688A
Cited
US1678826A
Cited
US1900732A
Cited
US1995200A
Cited
US2314104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-26 | 1951-07-28 | 1952-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-26 | 1955-07-28 | 1956-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-26 | 1959-07-28 | 1960-01-27 | $7700.00 | Window Closed / Lapsed |