US2544155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for feeding material at a predetermined rate
Assignee: Honeywell International Inc
•
Filing: 1945-03-27
•
Granted: 1951-03-06
•
Expires: 1965-03-27
Abstract
No abstract record available.
Inventors
- 👤 Robert J Harkenrider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:51
CPC Classifications
G; G01; G01G; G01G11/00; G01G11/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US764705A
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US1059005A
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US1777670A
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US1890160A
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US2046005A
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US1983093A
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US2322374A
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US2381505A
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US2373788A
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US2408221A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-05 | 1954-09-04 | 1955-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-05 | 1958-09-04 | 1959-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-05 | 1962-09-04 | 1963-03-06 | $7700.00 | Window Closed / Lapsed |