US2683205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making crystal rectifiers and the like
Assignee: General Electric Co
•
Filing: 1951-02-07
•
Granted: 1954-07-06
•
Expires: 1971-02-07
Abstract
No abstract record available.
Inventors
- 👤 Basil J Yanchenko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:43
CPC Classifications
H; H10; H10P; H10P72/00; H10P72/04; H10P72/0438; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/532; Y10T29/53209; Y10T29/53261
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |