Patent US6402806B1 successfully refreshed from Google Patents.
Patent US2497090A successfully refreshed from Google Patents.
Patent US3047845A successfully refreshed from Google Patents.
Patent US378078A successfully refreshed from Google Patents.
US3080293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making pleasant-tasting niacinamide beadlets
Assignee: F Hoffmann La Roche AG
•
Filing: 1960-08-02
•
Granted: 1963-03-05
•
Expires: 1980-08-02
Abstract
No abstract record available.
Inventors
- 👤 Koff Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:55
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/435; A61K31/44; A61K31/455; A61K9/00; A61K9/14; A61K9/16; A61K9/1605; A61K9/1617; A61K9/48; A61K9/50; A61K9/5005; A61K9/501; Y; Y10; Y10T; Y10T436/00; Y10T436/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROCESS OF MAKING AN ARTICLE OF MANUFACTURE WHICH COMPRISES FORMING A MELT CONTAINING NIACINAMIDE UNIFORMLY DISTRIBUTED IN A MOLTEN MEDIUM COMPRISING ESSENTIALLY MATERIAL SELECTED FROM THE GROUP CONSISTING OF NATURALLY OCCURRING SATURATED FATTY ACIDS HAVING FROM SIXTEEN TO EIGHTEEN CARBON ATOMS; ATOMIZING SAID MELT INTO DISCRETE LIQUID DROPLETS HAVING A DIAMETER OF FROM ABOUT 30 MICRONS TO ABOUT 600 MICRONS; RAPIDLY AIR-COOLING SAID DROPLETS INTO CONGEALED STATE; AND AGEING THE RESULTING BEADLETS FOR AT LEAST ABOUT FOURTEEN DAYS AT A TEMPERATURE RANGING FROM ABOUT ROOM TEMPERATURE TO ABOUT 45* C.; SAID AGEING BEING CARRIED OUT WITHOUT INCORPORATING THE BEADLETS INTO ANY OTHER PHARMACEUTICAL FORMULATIONS.
Claim 2
Dependent Claim
105 words
A PROCESS OF MAKING AN ARTICLE OF MANUFACTURE WHICH COMPRISES FORMING A MELT CONTAINING NIACINAMIDE UNIFORMLY DISTRIBUTED IN A MOLTEN MEDIUM COMPRISING ESSENTIALLY MATERIAL SELECTED FROM THE GROUP CONSISTING OF NATURALLY OCCURRING SATURATED FATTY ACIDS HAVING FROM SIXTEEN TO EIGHTEEN CARBON ATOMS; ATOMIZING SAID MELT INTO DISCRETE LIQUID DROPLETS HAVING A DIAMETER OF FROM ABOUT 30 MICRONS TO ABOUT 600 MICRONS; RAPIDLY AIR-COOLING SAID DROPLETS INTO CONGEALED STATE; AND AGEING THE RESULTING BEADLETS FOR AT LEAST ABOUT FOURTEEN DAYS AT A TEMPERATURE RANGING FROM ABOUT ROOM TEMPERATURE TO ABOUT 45* C.; SAID AGEING BEING CARRIED OUT WITHOUT INCORPORATING THE BEADLETS INTO ANY OTHER PHARMACEUTICAL FORMULATIONS.
References Cited (Backward Citations)
GB285091A
Cited
US2709149A
Cited
US2777797A
Cited
US2796380A
Cited
US2816854A
Cited
US2832720A
Cited
DE1078283B
Cited
US3037911A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |