US3594339A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Use of oxides of manganese in electro-depositable compositions
Assignee: PPG Industries Inc
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Filing: 1969-11-03
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Granted: 1971-07-20
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Expires: 1989-11-03
Abstract
Abstract THIS INVENTION RELATES TO NOVEL, PIGMENTED, ELECTRODEPOSITABLE COMPOSITIONS. MORE PARTICULARLY, THIS INVENTION RELATES TO THE USE OF OXIDES OF MANGANESE TO PRODUCE BLACK OR DARK-COLORED ELECTRODEPOSITABLE COMPOSITIONS, AND WHICH IN SOME CASES ALSO PRODUCE A DRYING EFFECT IN THE DEPOSITED FILM. SAID FILMS DO NOT EXHIBIT THE PIGSKINNING EFFECT OBSERVED WHEN CARBON BLACK PIGMENTS ARE USED.
Inventors
- 👤 Thomas Palaika
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:45
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/44; C09D5/448; Y; Y10; Y10S; Y10S425/00; Y10S425/217; Y10S524/00; Y10S524/901
Claims Analysis
Total Claims: 0
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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) | 1974-07-19 | 1975-01-18 | 1975-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-19 | 1979-01-18 | 1979-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-19 | 1983-01-18 | 1983-07-20 | $7700.00 | Window Closed / Lapsed |