US3282715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibited clay slurry composition
Assignee: Minerals and Chemicals Philipp Corp
•
Filing: 1963-10-02
•
Granted: 1966-11-01
•
Expires: 1983-10-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Edgar W Sawyer
- 👤 Jr Michael Pavol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:45
CPC Classifications
C; C04; C04B; C04B33/00; C04B33/02; C04B33/13; C04B33/1305
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A FLUID CLAY SLURRY COMPRISING A CONCENTRATED AQUEOUS DISEPERSION OF KAOLIN CLAY DISPERSING AGENT, AND 3,5-DIMETHYLETRAHYDRO- 1,3,5,2H-THIADIAZINE-2-THIONE IN AMOUNT SUFFICIENT TO REDUCE SUBSTANTIALLY THE QUANITY OF MICROORGANISMS IN SAID SLURRY BUT INSUFFICIENT TO AFFECT THE COLOR AND ODOR OF SAID SLURRY.
Claim 2
Dependent Claim
41 words
A FLUID CLAY SLURRY COMPRISING A CONCENTRATED AQUEOUS DISEPERSION OF KAOLIN CLAY DISPERSING AGENT, AND 3,5-DIMETHYLETRAHYDRO- 1,3,5,2H-THIADIAZINE-2-THIONE IN AMOUNT SUFFICIENT TO REDUCE SUBSTANTIALLY THE QUANITY OF MICROORGANISMS IN SAID SLURRY BUT INSUFFICIENT TO AFFECT THE COLOR AND ODOR OF SAID SLURRY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |