US2852255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timed bottom feeder
Assignee: E G STAUDE Manufacturing Co Inc
•
Filing: 1953-05-22
•
Granted: 1958-09-16
•
Expires: 1973-05-22
Abstract
No abstract record available.
Inventors
- 👤 Paul E Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:10
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/08; B65H3/12; B65H3/124; B65H3/126; B65H2404/00; B65H2404/20; B65H2404/24; B65H2404/242; B65H2406/00; B65H2406/30; B65H2406/36; B65H2406/361; B65H2406/3612
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE210823C
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US664340A
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US1011820A
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US1087121A
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US2224886A
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US2198067A
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US2339835A
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US2643119A
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US2639916A
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US2659607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |