US2852095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dew point apparatus
Assignee: Surface Combustion Corp
•
Filing: 1956-09-12
•
Granted: 1958-09-16
•
Expires: 1976-09-12
Abstract
No abstract record available.
Inventors
- 👤 Coriolis Ernest G De
- 👤 Clarke C Sykes
- 👤 Hanna Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:06
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/28; G01N1/40; G01N1/4077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189809953A
Cited
US805305A
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US805306A
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US1102685A
Cited
US1807521A
Cited
US1747882A
Cited
US2137246A
Cited
US2178033A
Cited
US2559284A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-15 | 1962-03-17 | 1962-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-15 | 1966-03-17 | 1966-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-15 | 1970-03-17 | 1970-09-16 | $7700.00 | Window Closed / Lapsed |