US3073161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Humidity sensing element
Assignee: Motors Liquidation Co
•
Filing: 1959-11-27
•
Granted: 1963-01-15
•
Expires: 1979-11-27
Abstract
No abstract record available.
Inventors
- 👤 Crabtree Wilbur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:40
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/12; G01N27/121
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
42 words
A HUMIDITY SENSITIVE ELEMENT COMPRISING A LATEX FILM, MEANS FOR SUPPORTING SAID FILM, SAID FILM BEING ELECTROLYTIC AND HYDROSCOPIC IN NATURE, AND ELECTRICAL CONDUCTOR MEANS EMBEDDED IN SAID FILM, WHEREBY A MASS IONIZATION THROUGHOUT SAID FILM OCCURS WHEN SAID FILM IS EXPOSED
References Cited (Backward Citations)
US2510018A
Cited
US2976728A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |