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US2481440A
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Egg-grading machine
Assignee: PAGE AND COX
•
Filing: 1946-12-27
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Granted: 1949-09-06
•
Expires: 1966-12-27
Abstract
No abstract record available.
Inventors
- 👤 Page Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:28
CPC Classifications
B; B07; B07C; B07C5/00; B07C5/16; B07C5/22; Y; Y10; Y10S; Y10S209/00; Y10S209/921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2246597A
Cited
US2074383A
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US2020511A
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US2305212A
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US2296645A
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US2381035A
Cited
US2410163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |