US2959773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data posting indicators
Assignee: SPX Technologies Inc
•
Filing: 1956-04-23
•
Granted: 1960-11-08
•
Expires: 1976-04-23
Abstract
No abstract record available.
Inventors
- 👤 Gareld E Marsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:19
CPC Classifications
G; G09; G09F; G09F11/00; G09F11/24; G09F11/26; G09F11/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2736017A
Cited
US2074066A
Cited
US2113348A
Cited
US2251984A
Cited
US2640144A
Cited
US2676289A
Cited
US2723391A
Cited
US2731632A
Cited
US2754500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |