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US2492798A
Expired / Lapsed
US
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Rotatable mirror means for registering flat-bed color printing elements with their corresponding fixed registry elements
Assignee: Individual
•
Filing: 1946-10-29
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Granted: 1949-12-27
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Expires: 1966-10-29
Abstract
No abstract record available.
Inventors
- 👤 Earle L Harley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:25
CPC Classifications
G; G03; G03F; G03F9/00; B; B41; B41F; B41F3/00; B41F3/46; Y; Y10; Y10S; Y10S101/00; Y10S101/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US706297A
Cited
US2289557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-26 | 1953-06-27 | 1953-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-26 | 1957-06-27 | 1957-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-26 | 1961-06-27 | 1961-12-27 | $7700.00 | Window Closed / Lapsed |