US2886868A
Expired / Lapsed
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End point moisture content control apparatus for sand
Assignee: Harry W Dietert Co
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Filing: 1957-07-29
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Granted: 1959-05-19
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Expires: 1977-07-29
Abstract
No abstract record available.
Inventors
- 👤 Harry W Dietert
- 👤 Randolph L Dietert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:38
CPC Classifications
B; B28; B28C; B28C7/00; B28C7/04; B28C7/0404; B28C7/0409; B22; B22C; B22C5/00; B22C5/08; G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/043; G01N27/22; G01N27/223; G05; G05D; G05D22/00; G05D22/02; Y; Y10; Y10S; Y10S241/00; Y10S241/10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2499
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-18 | 1962-11-17 | 1963-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-18 | 1966-11-17 | 1967-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-18 | 1970-11-17 | 1971-05-19 | $7700.00 | Window Closed / Lapsed |