US3009633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slide d
Assignee: —
•
Filing: —
•
Granted: 1961-11-21
•
Expires: 1978-11-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:22
CPC Classifications
G; G06; G06C; G06C7/00; G06C7/02; G06C7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2497784A
Cited
US2550133A
Cited
US779223A
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US1005555A
Cited
US2332755A
Cited
US2307153A
Cited
GB690171A
Cited
US2603702A
Cited
US2772048A
Cited
US2812902A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |