US3106492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for coating discrete solids
Assignee: Pharmacia and Upjohn Co
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Filing: 1961-09-01
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Granted: 1963-10-08
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Expires: 1981-09-01
Abstract
No abstract record available.
Inventors
- 👤 Lee H Macdonald
- 👤 Charles R Hine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:41
CPC Classifications
A; A61; A61J; A61J3/00; A61J3/005; B; B01; B01J; B01J2/00; B01J2/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN APPARATUS FOR COATING DISCRETE SOLIDS COMPRISING: A VERTICALLY DISPOSED LOWER DUCT MEMBER; A SUBSTANTIALLY HORIZONTAL, ROTATABLE SCREEN MOUNTED ACROSS THE UPPER PORTION OF SAID DUCT MEMBER FOR SUPPORTING DISCRETE SOLIDS TO BE COATED; MEANS FOR ROTATING SAID SCREEN; A VERTICALLY DISPOSED UPPER DUCT MEMBER MOUNTED ABOVE SAID SCREEN; COATING SPRAY MEANS MOUNTED ECCENTRICALLY ABOVE AND DIRECTED TOWARD SAID SCREEN; MEANS FOR DELIVERING GAS UNDER PRESSURE TO SAID SCREEN THROUGH ONE DUCT MEMBER; AND MEANS FOR EXHAUSTING GAS FROM THE OPPOSITE SIDE OF SAID SCREEN THROUGH THE OTHER DUCT MEMBER.
Claim 2
Independent Claim
90 words
AN APPARATUS FOR COATING DISCRETE SOLIDS COMPRISING: A VERTICALLY DISPOSED LOWER DUCT MEMBER; A SUBSTANTIALLY HORIZONTAL, ROTATABLE SCREEN MOUNTED ACROSS THE UPPER PORTION OF SAID DUCT MEMBER FOR SUPPORTING DISCRETE SOLIDS TO BE COATED; MEANS FOR ROTATING SAID SCREEN; A VERTICALLY DISPOSED UPPER DUCT MEMBER MOUNTED ABOVE SAID SCREEN; COATING SPRAY MEANS MOUNTED ECCENTRICALLY ABOVE AND DIRECTED TOWARD SAID SCREEN; MEANS FOR DELIVERING GAS UNDER PRESSURE TO SAID SCREEN THROUGH ONE DUCT MEMBER; AND MEANS FOR EXHAUSTING GAS FROM THE OPPOSITE SIDE OF SAID SCREEN THROUGH THE OTHER DUCT MEMBER.
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) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |