US4330561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Colored gelatin covering
Assignee: Chugai Pharmaceutical Co Ltd
•
Filing: 1980-03-13
•
Granted: 1982-05-18
•
Expires: 2000-03-13
Abstract
Abstract A gelatin covering for a substrate such as a food or drug incorporating the use of caramel from which substances with a molecular weight up to 10,000 have been removed. The caramel does not cause the water solubility of the gelatin covering to be lowered with the passage of time.
Inventors
- 👤 Kaoru Nemoto
- 👤 Toshichika Ogasawara
- 👤 Sadao Bessho
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:40
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/4883; A23; A23J; A23J3/00; A23J3/04; A23J3/06; A61K9/20; A61K9/28; A61K9/2806; A61K9/2833; A61K9/2873; C; C09; C09B; C09B61/00; C09B67/00; C09B67/0096; Y; Y10; Y10S; Y10S127/00; Y10S127/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A gelatin covering consisting generally of gelatin and a sufficient amount of caramel to provide a desired degree of coloring, said caramel being substantially free from substances with a molecular weight up to about 10,000, whereby said caramel does not cause the water solubility of the covering to be substantially lowered with the passage of time.
Claim 2
Dependent Claim
56 words
A gelatin covering consisting generally of gelatin and a sufficient amount of caramel to provide a desired degree of coloring, said caramel being substantially free from substances with a molecular weight up to about 10,000, whereby said caramel does not cause the water solubility of the covering to be substantially lowered with the passage of time.
References Cited (Backward Citations)
US425982A
Cited
US2191352A
Cited
US2427857A
Cited
GB789844A
Cited
GB1255391A
Cited
JPS5273280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-05-17 | 1985-11-16 | 1986-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-05-17 | 1989-11-16 | 1990-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-05-17 | 1993-11-16 | 1994-05-18 | $7700.00 | Window Closed / Lapsed |