US3042531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a compressed tablet
Assignee: Leslie Salt Co
•
Filing: 1959-12-09
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Granted: 1962-07-03
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Expires: 1979-12-09
Abstract
No abstract record available.
Inventors
- 👤 Bernardine J Leal
- 👤 Peter J Pinto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:57
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/2095; B; B01; B01J; B01J2/00; B01J2/22; B30; B30B; B30B15/00; B30B15/0005; B30B15/0011
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A PROCESS FOR MANUFACTURING COMPRESSED TABLETS, COMPRISING: INTRODUCING INTO A TABLET-DIET A FIRST COMPOSITION COMPRISING A TABLETING MATERIAL LUBRICATED WITH A PHARMACEUTICAL TABLET-DIE LUBRICANT; COMPRESSING THIS SAID FIRST COMPOSITION INTO A LUBRICATING TABLET; EJECTING THIS SAID LUBRICATING TABLE; INTRODUCING INTO THE SAME TABLETDIE A SECOND COMPOSITION COMPRISING A NON-LUBRICATED TABLETING MATERIAL; COMPRESSING THIS SAID SECOND COMPOSITION INTO A PRODUCTION TABLET; EJECTING THIS SAID PRODUCTION TABLET; AND REPEATING THE CYCLE OF "LUBRICATING TABLET-THEN PRODUCTION TABLET" UNTIL A DESIRED AMOUNT OF TABLETS IS FORMED.
Claim 2
Dependent Claim
82 words
A PROCESS FOR MANUFACTURING COMPRESSED TABLETS, COMPRISING: INTRODUCING INTO A TABLET-DIET A FIRST COMPOSITION COMPRISING A TABLETING MATERIAL LUBRICATED WITH A PHARMACEUTICAL TABLET-DIE LUBRICANT; COMPRESSING THIS SAID FIRST COMPOSITION INTO A LUBRICATING TABLET; EJECTING THIS SAID LUBRICATING TABLE; INTRODUCING INTO THE SAME TABLETDIE A SECOND COMPOSITION COMPRISING A NON-LUBRICATED TABLETING MATERIAL; COMPRESSING THIS SAID SECOND COMPOSITION INTO A PRODUCTION TABLET; EJECTING THIS SAID PRODUCTION TABLET; AND REPEATING THE CYCLE OF "LUBRICATING TABLET-THEN PRODUCTION TABLET" UNTIL A DESIRED AMOUNT OF TABLETS IS FORMED.
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) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |