US2572071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal resinates and method of preparation
Assignee: Individual
•
Filing: 1950-07-11
•
Granted: 1951-10-23
•
Expires: 1970-07-11
Abstract
No abstract record available.
Inventors
- 👤 Clair William E St
- 👤 Ray V Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:27
CPC Classifications
C; C11; C11D; C11D15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A PROCESS OF PREPARING A REFUSIBLE METAL RESINATE PRODUCT SOLUBLE IN PETROLEUM NAPHTHA, COMPRISING: FUSING 100 PARTS OF A ROSIN MATERIAL: 0.01 TO 30 PARTS OF FORMALDEHYDE EQUIVALENT OF A FORMALDEHYDE YIELDING MATERIAL; AND A REACTIVE METAL MATERIAL WHICH YIELDS ITS METAL TO THE ROSIN-FORMALDEHYDE REACTION PRODUCT UNDER THE CONDITIONS OF THE REACTION, AT A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE METAL RESINATE, BEING IN THE RANGE 90* C. TO 400* C., THE METAL MATERIAL BEING TAKEN FROM THE GROUP CONSISTING OF THE FREE METAL, THE METAL OXIDE, HYDROXIDE, CARBONATES, AND THE METAL SALTS OF ORGANIC CARBOXYLIC ACIDS.
Claim 2
Dependent Claim
99 words
A PROCESS OF PREPARING A REFUSIBLE METAL RESINATE PRODUCT SOLUBLE IN PETROLEUM NAPHTHA, COMPRISING: FUSING 100 PARTS OF A ROSIN MATERIAL: 0.01 TO 30 PARTS OF FORMALDEHYDE EQUIVALENT OF A FORMALDEHYDE YIELDING MATERIAL; AND A REACTIVE METAL MATERIAL WHICH YIELDS ITS METAL TO THE ROSIN-FORMALDEHYDE REACTION PRODUCT UNDER THE CONDITIONS OF THE REACTION, AT A TEMPERATURE BELOW THE DECOMPOSITION TEMPERATURE OF THE METAL RESINATE, BEING IN THE RANGE 90* C. TO 400* C., THE METAL MATERIAL BEING TAKEN FROM THE GROUP CONSISTING OF THE FREE METAL, THE METAL OXIDE, HYDROXIDE, CARBONATES, AND THE METAL SALTS OF ORGANIC CARBOXYLIC ACIDS.
References Cited (Backward Citations)
US2383289A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |