Patent US2830712A successfully refreshed from Google Patents.
US2830712A
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US
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Combined conveyors of continuous motion
Assignee: Individual
•
Filing: 1948-09-27
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Granted: 1958-04-15
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Expires: 1968-09-27
Abstract
No abstract record available.
Inventors
- 👤 George J Sykokis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:24
CPC Classifications
B; B65; B65G; B65G37/00; B65G2812/00; B65G2812/01; B65G2812/016; B65G2812/018; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/478
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2611493A
Cited
US834275A
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US1654091A
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US1906604A
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US2112119A
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US2096264A
Cited
US2443182A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |