Patent US3493729A successfully refreshed from Google Patents.
US3493729A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timing system
Assignee: RCA Corp
•
Filing: 1965-07-22
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Granted: 1970-02-03
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Expires: 1985-07-22
Abstract
No abstract record available.
Inventors
- 👤 George H Hilal
- 👤 James L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:48
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/01; G06K7/016; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/07; G05B2219/00; G05B2219/20; G05B2219/25; G05B2219/25045
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) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |