Patent US3951250A successfully refreshed from Google Patents.
US2652773A
Expired / Lapsed
US
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Rotary photogravure printing apparatus
Assignee: Individual
•
Filing: 1950-06-29
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Granted: 1953-09-22
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Expires: 1970-06-29
Abstract
No abstract record available.
Inventors
- 👤 Halley Angus Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:34
CPC Classifications
B; B41; B41F; B41F9/00; B41F9/06; B41F9/08; B41F9/10; B41F9/1009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |