US2833426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic transfer apparatus
Assignee: Cambridge Tile Manufacturing Co
•
Filing: 1952-07-19
•
Granted: 1958-05-06
•
Expires: 1972-07-19
Abstract
No abstract record available.
Inventors
- 👤 Leonard L Bosken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:29
CPC Classifications
B; B65; B65G; B65G57/00; B65G57/02; B65G57/03; B65G57/04; Y; Y10; Y10S; Y10S414/00; Y10S414/10; Y10S414/115
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1139070A
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US1161581A
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US1510717A
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US2011661A
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US2143779A
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US2135986A
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US2183293A
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US2253283A
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US2609108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |