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US3453245A
Expired / Lapsed
US
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Spray-reacted particulate carboxylic polymer-inorganic base compositions
Assignee: Rohm and Haas Co
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Filing: 1965-06-29
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Granted: 1969-07-01
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Expires: 1985-06-29
Abstract
No abstract record available.
Inventors
- 👤 Frank J Glavis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:39
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/04; B62B3/06; B62B3/0625; B62B3/0612; C; C08; C08F; C08F8/00; C08F8/44; B62B2301/00; B62B2301/04; B62B2301/044; B62B5/00; B62B5/08; B62B5/087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |