US2887436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pharmaceutical compositions
Assignee: Pfizer Inc
•
Filing: 1956-05-28
•
Granted: 1959-05-19
•
Expires: 1976-05-28
Abstract
No abstract record available.
Inventors
- 👤 Klioze Oscar
- 👤 Jerome T Liebrand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:14
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
77 words
A RAPIDLY DISINTEGRABLE, PLEASANT-TASTING, FLAVORED TABLET COMPRISING A PLURALITY OF COMPRESED GRANULES CONTAINING AN ACTIVE PHARMACEUTICAL AGENT SELECTED FROM THE GROUP CONSISTING OF VITAMINS, NUTRITIONALLY DESIRABLE MINERALS AND MIXTURES THEREOF AND A PLUALITY OF SEPARATE GRANULES CONTAINING SWEETENING AGENT, THE INCOMPATIBLE VITAMINS AND MINERALS BEING INCORPORATED IN DIFFERENT GRANULES AND BOUND THEREWITHIN BY A WATER-SOLUBLE EDIBLE GUM, FORMING MORE SLOWLY DISINTEGRABLE GRANULES THAN SAID SWEETENING AGENT-CONTAINING GRANULES; AND A FLAVORING AGENT IN THE INTERSTICES BETWEEN SAID GRANULES.
References Cited (Backward Citations)
US2410417A
Cited
US2691619A
Cited
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 |