US3574566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitrogen- and phosphorus-containing composition suitable for application to metal surfaces
Assignee: Lubrizol Corp
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Filing: 1968-04-18
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Granted: 1971-04-13
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Expires: 1988-04-18
Abstract
Abstract A COMPOSITION OF MATTER, SUITABLE FOR APPLICATION TO METAL SURFACES, IS PREPARED BY THE REACTIONS OF (A) THE PRODUCT OF THE REACTION OF A BENZENE PROYCARBOXYLIC REACTANT, A POLYHYDRIC ALCOHOL OR PHENOL, AND PHOSPHORIC ACID PHOSPHORUS OR A MIXTURE THEREOF, WITH (B) AN ALIPHATIC AMINE MATERIAL HAVING AT LEAST ABOUT 8 CARBON ATOMS. THE COMPOSITION IS ESPECIALLY USEFUL AS A COMPONENT OF SICCATIVE ORGANIC COATING COMPOSITIONS.
Inventors
- 👤 Charles E Dwors
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:11
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/68; C08G63/692; C08G63/6924; C08G63/91; C08G63/914; C09; C09D; C09D5/00; C09D5/08; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12556; Y10T428/12771; Y10T428/12785; Y10T428/12792; Y10T428/12799
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-12 | 1974-10-12 | 1975-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-12 | 1978-10-12 | 1979-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-12 | 1982-10-12 | 1983-04-13 | $7700.00 | Window Closed / Lapsed |