US3484262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer pigmentation
Assignee: Total Petrochemicals and Refining USA Inc
•
Filing: 1966-11-17
•
Granted: 1969-12-16
•
Expires: 1986-11-17
Abstract
No abstract record available.
Inventors
- 👤 Granville J Hahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:28
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/22; C08J9/224; C08J3/00; C08J3/20; C08J3/203; C08J2323/00; C08J2323/02; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |