US3446783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammonia soluble resin
Assignee: Hooker Chemical Corp
•
Filing: 1966-12-01
•
Granted: 1969-05-27
•
Expires: 1986-12-01
Abstract
No abstract record available.
Inventors
- 👤 Daniel J Kay
- 👤 Raymond P Knipple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:04
CPC Classifications
C; C08; C08F; C08F22/00; C08F22/04; C08F8/00; C08F8/14; C09; C09D; C09D135/00; C09D135/06; C08F2800/00; C08F2800/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3342787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |