US2648609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of applying coatings to edible tablets or the like
Assignee: Wisconsin Alumni Research Foundation
•
Filing: 1949-01-21
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Granted: 1953-08-11
•
Expires: 1969-01-21
Abstract
No abstract record available.
Inventors
- 👤 Dale E Wurster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:55
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/28; A61J; A61J3/00; A61J3/005; Y; Y10; Y10S; Y10S159/00; Y10S159/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
THE PROCESS OF COVERING EATABLE TABLETS OF THE TYPE OF MEDICINAL TABLETS, CHEWING GUM, CANDY AND NUTS WITH A SUGARY COATING WHICH COMPRISES: MOVING AN AIR STREAM IN A CONFINED SPACE UPWARDLY PAST THE EATABLE TABLETS WITH A FORCE SUFFICIENT TO SUSPEND THEM CONTINUOUSLY THEREIN, AND INTRODUCING THE SUGARY COATING MATERIAL INTO SAID AIR STREAM PRIOR TO ITS CONTACT WITH THE EATABLE TABLETS.
Claim 2
Dependent Claim
63 words
THE PROCESS OF COVERING EATABLE TABLETS OF THE TYPE OF MEDICINAL TABLETS, CHEWING GUM, CANDY AND NUTS WITH A SUGARY COATING WHICH COMPRISES: MOVING AN AIR STREAM IN A CONFINED SPACE UPWARDLY PAST THE EATABLE TABLETS WITH A FORCE SUFFICIENT TO SUSPEND THEM CONTINUOUSLY THEREIN, AND INTRODUCING THE SUGARY COATING MATERIAL INTO SAID AIR STREAM PRIOR TO ITS CONTACT WITH THE EATABLE TABLETS.
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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) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |