US2459324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pan greasing machine
Assignee: DUKAY MACHINERY Corp
•
Filing: 1946-07-18
•
Granted: 1949-01-18
•
Expires: 1966-07-18
Abstract
No abstract record available.
Inventors
- 👤 Kellner Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:28
CPC Classifications
A; A21; A21B; A21B3/00; A21B3/16; Y; Y10; Y10S; Y10S118/00; Y10S118/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190818349A
Cited
US1643144A
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US1643143A
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US1831535A
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US2376342A
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US2217247A
Cited
DE576753C
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US1885453A
Cited
US2258092A
Cited
US2217724A
Cited
US2356489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-18 | 1952-07-19 | 1953-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-18 | 1956-07-19 | 1957-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-18 | 1960-07-19 | 1961-01-18 | $7700.00 | Window Closed / Lapsed |