US3515689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous,electrodepositable compositions of polycarboxylic acid resin and an organophilic cation-modified clay
Assignee: PPG Industries Inc
•
Filing: 1969-05-07
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Granted: 1970-06-02
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Expires: 1989-05-07
Abstract
No abstract record available.
Inventors
- 👤 Ralph M Brane
- 👤 Donald P Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:50
CPC Classifications
C; C09; C09D; C09D167/00; C09D167/08; C09D5/00; C09D5/44; C09D5/4484; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31681
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2495630A
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US2531427A
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US2531440A
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US2622987A
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US3366563A
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US3369983A
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US3230162A
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US3403088A
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US3290235A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |