US3109847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxazoline modified clay
Assignee: Inerto Co
•
Filing: 1961-04-07
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Granted: 1963-11-05
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Expires: 1981-04-07
Abstract
No abstract record available.
Inventors
- 👤 Jr Richard G Shaler
- 👤 Raymond L Mcadam
- 👤 Richard G Shaler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:11
CPC Classifications
B; B01; B01J; B01J20/00; B01J20/02; B01J20/10; B01J20/12; C; C07; C07D; C07D263/00; C07D263/02; C07D263/08; C07D263/10; C07D263/12; C07D263/14
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
32 words
AN ORGANOPHILIC COMPOSITION CONSISTING ESSENTIALLY OF A CATION EXCHANGEABLE INORGANIC COLLOID SELECTED FROM THE GROUP CONSISTING OF NATURAL CLAYS, SYNTEHTIC CLAYS, AND SYNTHETIC ZEOLITES, SAID COLLOID CONTAINING A CATION OF THE FORMULA:
References Cited (Backward Citations)
US2767177A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |