US3436819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multilayer laminate
Assignee: Northrop Grumman Guidance and Electronics Co Inc
•
Filing: 1965-09-22
•
Granted: 1969-04-08
•
Expires: 1985-09-22
Abstract
No abstract record available.
Inventors
- 👤 David Lunine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:23
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/11; H05K1/115; H05K3/00; H05K3/46; H05K3/4611; H05K3/4623; H05K2201/00; H05K2201/09; H05K2201/09209; H05K2201/095; H05K2201/09536; H05K2203/00; H05K2203/06; H05K2203/061; H05K3/0094; H05K3/40; H05K3/42; H05K3/429; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49126; Y10T29/49155; Y10T29/49165; Y10T29/4998; Y10T29/49993
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2366274A
Cited
US2981868A
Cited
US3052823A
Cited
FR1256632A
Cited
NL6402328A
Cited
US3264402A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |