US2366285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface temperature pyrometer
Assignee: United States Steel Corp
•
Filing: 1943-08-14
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Granted: 1945-01-02
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Expires: 1963-08-14
Abstract
No abstract record available.
Inventors
- 👤 Percy James Ward
- 👤 Johnston John
- 👤 Robert B Sosman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:32
CPC Classifications
G; G01; G01J; G01J5/00; G01J5/02; G01J5/06; G01J5/061; G01J5/0044; G01J5/04; G01J5/041; G01J5/08; G01J5/0831; G01J5/046; G01J5/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-01-02 | 1948-07-03 | 1949-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-02 | 1952-07-03 | 1953-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-02 | 1956-07-03 | 1957-01-02 | $7700.00 | Window Closed / Lapsed |