US3432022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple-color printing structure for bookkeeping machines and the like
Assignee: Anker Werke AG
•
Filing: 1966-04-21
•
Granted: 1969-03-11
•
Expires: 1986-04-21
Abstract
No abstract record available.
Inventors
- 👤 Horst Priebs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:52
CPC Classifications
B; B41; B41J; B41J35/00; B41J35/22; B41J35/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1394632A
Cited
US1800399A
Cited
US1562431A
Cited
US1704020A
Cited
US1688367A
Cited
US2128267A
Cited
US2027515A
Cited
US2331331A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |