Patent US2349173A successfully refreshed from Google Patents.
US2858445A
Expired / Lapsed
US
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Mechanically operated serialographic apparatus and equipment embodying same
Assignee: General Electric Co
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Filing: 1953-03-18
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Granted: 1958-10-28
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Expires: 1973-03-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Kizaur
- 👤 Robert J Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:03
CPC Classifications
G; G03; G03B; G03B42/00; G03B42/02; G03B42/025; G01; G01N; G01N23/00; G01N23/02; G01N23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2552858A
Cited
US2327603A
Cited
US2668913A
Cited
US2749445A
Cited
US2622206A
Cited
US2677517A
Cited
US2709221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |