US2853656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printed circuit panel assembly
Assignee: Unisys Corp
•
Filing: 1953-08-07
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Granted: 1958-09-23
•
Expires: 1973-08-07
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Dowds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:17
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/14; H05K1/145; H05K2201/00; H05K2201/10; H05K2201/10613; H05K2201/10621; H05K2201/10636; H05K3/00; H05K3/30; H05K3/32; H05K3/325; Y; Y02; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2459788A
Cited
US2314104A
Cited
US2215667A
Cited
US2474988A
Cited
US2611010A
Cited
US2651745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |