US2433946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectrically controlled apparatus for grading pears according to length
Assignee: Big Heart Pet Brands LLC
•
Filing: 1942-10-27
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Granted: 1948-01-06
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Expires: 1962-10-27
Abstract
No abstract record available.
Inventors
- 👤 Marvin B Gause
- 👤 Eathel O Burling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:23
CPC Classifications
B; B07; B07B; B07B13/00; Y; Y10; Y10S; Y10S209/00; Y10S209/923
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1259905A
Cited
US1649304A
Cited
US1857815A
Cited
US1921863A
Cited
US2033645A
Cited
FR790265A
Cited
US2280948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-05 | 1951-07-07 | 1952-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-05 | 1955-07-07 | 1956-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-05 | 1959-07-07 | 1960-01-06 | $7700.00 | Window Closed / Lapsed |