US2987993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink regulating device for intaglio and similar printing machines
Assignee: Individual
•
Filing: 1956-08-24
•
Granted: 1961-06-13
•
Expires: 1976-08-24
Abstract
No abstract record available.
Inventors
- 👤 Giori Gualtiero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:22
CPC Classifications
B; B41; B41F; B41F9/00; B41F9/06; B41F9/08; B41F9/02; B41F9/021; B41F9/10; B41F9/1018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1082586A
Cited
US1260824A
Cited
US1107772A
Cited
US1294718A
Cited
GB751358A
Cited
US2832286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |