Patent US2935250A successfully refreshed from Google Patents.
US2935250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
reppert
Assignee: —
•
Filing: —
•
Granted: 1960-05-03
•
Expires: 1977-05-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:09
CPC Classifications
G; G06; G06F; G06F15/00; G06F15/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1371138A
Cited
US1911515A
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US2365527A
Cited
US2702159A
Cited
US1302250A
Cited
US1928656A
Cited
US1829233A
Cited
US2062963A
Cited
US2344885A
Cited
US2403005A
Cited
US2717733A
Cited
US2728521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-03 | 1963-11-02 | 1964-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-03 | 1967-11-02 | 1968-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-03 | 1971-11-02 | 1972-05-03 | $7700.00 | Window Closed / Lapsed |