US2960866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for measuring thermalgradients and the like
Assignee: Individual
•
Filing: 1958-07-08
•
Granted: 1960-11-22
•
Expires: 1978-07-08
Abstract
No abstract record available.
Inventors
- 👤 Lawrence C Pharo
- 👤 Clinton H Fitzgerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:44
CPC Classifications
G; G01; G01K; G01K3/00; G01K3/08; G01K3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1327800A
Cited
US1238468A
Cited
US1460530A
Cited
US2135513A
Cited
US2271975A
Cited
US2800018A
Cited
US2941153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |