US2919672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrographic inking powder moisture control
Assignee: Unisys Corp
•
Filing: 1956-11-30
•
Granted: 1960-01-05
•
Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 Robert E Benn
- 👤 George A Harris
- 👤 Robert J Pheips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:46
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/06; G03G15/08; G03G15/082; G03G15/0822; G03G15/0887; G03G15/0889; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1187008A
Cited
US2016920A
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US2031146A
Cited
US2357809A
Cited
US2577519A
Cited
US2761416A
Cited
US2786440A
Cited
US2764956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |