US3398286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation sensitive evaporative analyzer
Assignee: Union Carbide Corp
•
Filing: 1964-07-17
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Granted: 1968-08-20
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Expires: 1984-07-17
Abstract
No abstract record available.
Inventors
- 👤 Ford Douglas Lyons
- 👤 Kennard William Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:52
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/84; G01N25/00; G01N25/14; G01N30/62; G01N30/74; G01N33/00; G01N33/02; G01N33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |