US3460818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treatment of particulate material on moving support
Assignee: Arthur G McKee and Co
•
Filing: 1966-05-31
•
Granted: 1969-08-12
•
Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Melvin J Greaves
- 👤 Tage Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:02
CPC Classifications
F; F27; F27B; F27B21/00; F27B21/06; C; C22; C22B; C22B1/00; C22B1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1069191A
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US1433354A
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US1038408A
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US1634027A
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US1940935A
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US2095567A
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US3370937A
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US3302936A
Cited
US3322414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |