US2798893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stagnation temperature probe
Assignee: Individual
•
Filing: 1954-11-04
•
Granted: 1957-07-09
•
Expires: 1974-11-04
Abstract
No abstract record available.
Inventors
- 👤 Eva M Winkler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:05
CPC Classifications
G; G01; G01K; G01K13/00; G01K13/02; G01K13/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1615451A
Cited
GB461370A
Cited
US2516952A
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US2496835A
Cited
US2609406A
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US2642468A
Cited
US2653983A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |