US3056819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminium soaps and their production
Assignee: Takeda Pharmaceutical Co Ltd
•
Filing: 1958-12-16
•
Granted: 1962-10-02
•
Expires: 1978-12-16
Abstract
No abstract record available.
Inventors
- 👤 Tanabe Hideo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:25
CPC Classifications
C; C07; C07C; C07C51/00; C07C51/41; C07C51/412
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A PROCESS FOR PRODUCING A WATER-INSOLUBLE ALUMINUM SOAP, WHICH COMPRISES SUBJECTING TO DOUBLE DECOMPOSITION (1) A BASIC ALUMIUM SALT OF THE FORMULA
Claim 2
Dependent Claim
22 words
A PROCESS FOR PRODUCING A WATER-INSOLUBLE ALUMINUM SOAP, WHICH COMPRISES SUBJECTING TO DOUBLE DECOMPOSITION (1) A BASIC ALUMIUM SALT OF THE FORMULA
References Cited (Backward Citations)
US2957934A
Cited
US2823144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |