US2847619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical device
Assignee: Honeywell Inc
•
Filing: 1954-06-01
•
Granted: 1958-08-12
•
Expires: 1974-06-01
Abstract
No abstract record available.
Inventors
- 👤 Philip E Shafer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:04
CPC Classifications
G; G01; G01L; G01L13/00; G01L13/02; G01L13/025; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/36; G01F1/38; G01F1/383; G01L11/00; G01L11/004; G01L11/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2691142A
Cited
US2076879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |