US2560651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat motor follow-up system
Assignee: Honeywell Inc
•
Filing: 1948-08-04
•
Granted: 1951-07-17
•
Expires: 1968-08-04
Abstract
No abstract record available.
Inventors
- 👤 Robert J Kutzler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:21
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE649254C
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US952778A
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US954682A
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US1987717A
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US2012603A
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US2423534A
Cited
US2442764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |