US2672074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed film printer
Assignee: RCA Corp
•
Filing: 1951-04-12
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Granted: 1954-03-16
•
Expires: 1971-04-12
Abstract
No abstract record available.
Inventors
- 👤 Olin B Gunby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:47
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/04; G03B27/08; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5187
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US976164A
Cited
US2093785A
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US2243047A
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US2243048A
Cited
US2194542A
Cited
US2147532A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |