US3459999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit module and assembly
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1967-07-03
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Granted: 1969-08-05
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Expires: 1987-07-03
Abstract
No abstract record available.
Inventors
- 👤 Franklin G Kelly
- 👤 Donald J Acton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:54
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/18; H05K1/182; H05K1/185; H05K1/02; H05K1/14; H05K1/141; H05K2201/00; H05K2201/10; H05K2201/10227; H05K2201/10287; H05K2201/1034; H05K2201/10613; H05K2201/10621; H05K2201/10689; H05K2203/00; H05K2203/13; H05K2203/1305; H05K2203/1316; H05K2203/14; H05K2203/1461; H05K2203/1469; H05K3/00; H05K3/30; H05K3/32; H05K3/34; H05K3/3447; H05K3/36; H05K3/366; H05K3/40; H05K3/42; H05K3/429
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |