US3500428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave hybrid microelectronic circuit module
Assignee: General Electric Co
•
Filing: 1967-08-30
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Granted: 1970-03-10
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Expires: 1987-08-30
Abstract
No abstract record available.
Inventors
- 👤 Charles C Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:35
CPC Classifications
H; H01; H01P; H01P3/00; H01P3/02; H01P3/08; H01P3/085; H01Q; H01Q21/00; H01Q21/0006; H01Q21/0025; H01Q21/06; H01Q21/061; H01Q21/064; H05; H05K; H05K1/00; H05K1/02; H05K1/14; H05K1/142; H05K1/18; H05K1/182; H05K1/185; H05K1/0213; H05K1/0237; H05K1/03; H05K1/0306; H05K2203/00; H05K2203/14; H05K2203/1461; H05K2203/1469; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3142783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-09 | 1973-09-08 | 1974-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-09 | 1977-09-08 | 1978-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-09 | 1981-09-08 | 1982-03-10 | $7700.00 | Window Closed / Lapsed |