US2754033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink dispenser
Assignee: Individual
•
Filing: 1952-10-24
•
Granted: 1956-07-10
•
Expires: 1972-10-24
Abstract
No abstract record available.
Inventors
- 👤 Dudley W Etter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:28
CPC Classifications
B; B41; B41L; B41L27/00; B41L27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1489262A
Cited
US2106577A
Cited
US2111582A
Cited
US2561825A
Cited
US2602571A
Cited
US2646906A
Cited
US2629517A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-10 | 1960-01-09 | 1960-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-10 | 1964-01-09 | 1964-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-10 | 1968-01-09 | 1968-07-10 | $7700.00 | Window Closed / Lapsed |