US3049076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary lithographic multicolor printing machine
Assignee: Individual
•
Filing: 1959-11-17
•
Granted: 1962-08-14
•
Expires: 1979-11-17
Abstract
No abstract record available.
Inventors
- 👤 Ritzerfeld Wilhelm
- 👤 Ritzerfeld Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:34
CPC Classifications
B; B41; B41F; B41F7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1123455A
Cited
US956751A
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US1086722A
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US1779310A
Cited
US1976582A
Cited
US2072235A
Cited
US2317993A
Cited
US2909117A
Cited
US2911907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |