Patent US3435423A successfully refreshed from Google Patents.
US3435423A
Expired / Lapsed
US
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Data processing system
Assignee: General Precision Systems Inc
•
Filing: 1966-09-01
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Granted: 1969-03-25
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Expires: 1986-09-01
Abstract
No abstract record available.
Inventors
- 👤 Richard H Fuller
- 👤 Ju C Tu
- 👤 Robert M Worthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:08
CPC Classifications
G; G06; G06F; G06F16/00; G06F16/90; G06F16/903; G06F16/90335; G06F16/90344
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3302186A
Cited
US3293619A
Cited
US3290659A
Cited
US3332069A
Cited
US3350695A
Cited
US3374486A
Cited
US3350698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |