US2920206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for continuous measurement of moisture
Assignee: Individual
•
Filing: 1954-08-31
•
Granted: 1960-01-05
•
Expires: 1974-08-31
Abstract
No abstract record available.
Inventors
- 👤 Heller John Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:32
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/02; G01N23/06; G01N23/09; G01N23/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2264725A
Cited
US2648012A
Cited
GB684503A
Cited
US2602751A
Cited
US2616052A
Cited
US2681416A
Cited
US2761977A
Cited
US2750144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |