Patent US2673609A successfully refreshed from Google Patents.
US2673609A
Expired / Lapsed
US
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Electrically operated programming apparatus
Assignee: Individual
•
Filing: 1950-08-04
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Granted: 1954-03-30
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Expires: 1970-08-04
Abstract
No abstract record available.
Inventors
- 👤 Calvi Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:22
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/07; G05B2219/00; G05B2219/20; G05B2219/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1865604A
Cited
US1868801A
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US1820252A
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US1796906A
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US2254795A
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US2100284A
Cited
US2185394A
Cited
US2318969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |