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US3199352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat transfer gauge
Assignee: Individual
•
Filing: 1962-06-25
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Granted: 1965-08-10
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Expires: 1982-06-25
Abstract
No abstract record available.
Inventors
- 👤 Macatician John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:30
CPC Classifications
G; G01; G01K; G01K17/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
IN A HEAT DETECTING ELEMENT INCLUDING A THERMOPILE, THE IMPROVEMENT COMPRISING A BODY HAVING A TAPERED CAVITY, A TAPERED PLUG FORCED INTO SAID BODY, A THERMOPILE ATOP SAID PLUG, AND A TAPERED COVER PLUG FORCED INTO THE
Claim 2
Dependent Claim
37 words
IN A HEAT DETECTING ELEMENT INCLUDING A THERMOPILE, THE IMPROVEMENT COMPRISING A BODY HAVING A TAPERED CAVITY, A TAPERED PLUG FORCED INTO SAID BODY, A THERMOPILE ATOP SAID PLUG, AND A TAPERED COVER PLUG FORCED INTO THE
References Cited (Backward Citations)
US1528383A
Cited
US2813425A
Cited
US3018663A
Cited
BE569791A
Cited
US2938122A
Cited
US2987564A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |