US2788441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring and controlling apparatus
Assignee: Honeywell Inc
•
Filing: 1950-12-16
•
Granted: 1957-04-09
•
Expires: 1970-12-16
Abstract
No abstract record available.
Inventors
- 👤 Fred H Zimmerli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:59
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1960-04-08 | 1960-10-08 | 1961-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-08 | 1964-10-08 | 1965-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-08 | 1968-10-08 | 1969-04-09 | $7700.00 | Window Closed / Lapsed |