US3141792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic tablet coating apparatus
Assignee: BASF Corp
•
Filing: 1962-06-08
•
Granted: 1964-07-21
•
Expires: 1982-06-08
Abstract
No abstract record available.
Inventors
- 👤 Lachman Leon
- 👤 Weinstein Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:34
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/003; A; A61; A61J; A61J3/00; A61J3/005; A61K; A61K9/00; A61K9/20; A61K9/28; A61K9/48; A61K9/4891; A61K9/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
AN APPARATUS FOR COATING MATERIALS SELECTED FROM THE GROUP CONSISTING OF TABLETS, CAPSULES AND PARTICLES, WHICH COMPRISES A BAFFLED COATING PAN EQUIPPED WITH 3 TO 4 GRADUALLY TAPERED BAFFLES,EQUIDISTANT FROM EACH OTHER, SLOPED IN THE DIRECTION OF THE MOTION OF SAID COATING PAN AND EXTENDING SO THAT (1) THE RATIO OF THE PAN DIAMETER TO THE DISTANCE FROM THE BOTTOM END OF THE BAFFLE TO THE BOTTOM CENTER OF THE PAN AND (2) THE RATIO OF THE PAN DIAMETER TO THE DISTANCE FROM THE TOP END OF THE BAFFLE TO THE OUTER EDGE OF THE PAN AR EACH FROM ABOUT 4.2 TO ABOUT 8.4, MEANS FOR ROTATING SAID COATING PAN, MEANS FOR SPRAYING COATING FORMULATION, MEANS FOR SPRAYING DUSTING POWDER, MEANS FOR PROVIDING COMPRESSED HOT AIR AND MEANS FOR HOT AIR WITHDRAWAL, ALL OF SAID MEANS OPERATING WITHIN SAID COATING PAN, MEANS FOR READING AND TRANS-
Claim 2
Independent Claim
146 words
AN APPARATUS FOR COATING MATERIALS SELECTED FROM THE GROUP CONSISTING OF TABLETS, CAPSULES AND PARTICLES, WHICH COMPRISES A BAFFLED COATING PAN EQUIPPED WITH 3 TO 4 GRADUALLY TAPERED BAFFLES,EQUIDISTANT FROM EACH OTHER, SLOPED IN THE DIRECTION OF THE MOTION OF SAID COATING PAN AND EXTENDING SO THAT (1) THE RATIO OF THE PAN DIAMETER TO THE DISTANCE FROM THE BOTTOM END OF THE BAFFLE TO THE BOTTOM CENTER OF THE PAN AND (2) THE RATIO OF THE PAN DIAMETER TO THE DISTANCE FROM THE TOP END OF THE BAFFLE TO THE OUTER EDGE OF THE PAN AR EACH FROM ABOUT 4.2 TO ABOUT 8.4, MEANS FOR ROTATING SAID COATING PAN, MEANS FOR SPRAYING COATING FORMULATION, MEANS FOR SPRAYING DUSTING POWDER, MEANS FOR PROVIDING COMPRESSED HOT AIR AND MEANS FOR HOT AIR WITHDRAWAL, ALL OF SAID MEANS OPERATING WITHIN SAID COATING PAN, MEANS FOR READING AND TRANS-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |