US3402295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for measuring the distance from thermal discontinuities in the atmosphere
Assignee: Barnes Engineering Co
•
Filing: 1965-04-16
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Granted: 1968-09-17
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Expires: 1985-04-16
Abstract
No abstract record available.
Inventors
- 👤 Robert W Astheimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:28
CPC Classifications
G; G01; G01S; G01S11/00; G01S11/12; G01C; G01C3/00; G01J; G01J5/00; G01J5/007; G01J5/02; G01J5/04; G01J5/08; G01J5/0801; G01J5/0802; G01J5/60; G01J5/601
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2830487A
Cited
US3103586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |