Patent US3329481A successfully refreshed from Google Patents.
US3329481A
Expired / Lapsed
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Crystalline titano-silicate zeolites
Assignee: Union Oil Company of California
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Filing: 1963-10-18
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Granted: 1967-07-04
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Expires: 1983-10-18
Abstract
No abstract record available.
Inventors
- 👤 Young Dean Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:33
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/89; C; C01; C01B; C01B39/00; C01B39/02; C01B39/06; C01B39/08; C01B39/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A CRYSTALLINE TITANO-SILICATE ZEOLITE, CORRESPONDING TO THE EMPIRICAL FORMULA: (D2/NO)X:TIO2(SIO2)Y
Claim 2
Dependent Claim
17 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A CRYSTALLINE TITANO-SILICATE ZEOLITE, CORRESPONDING TO THE EMPIRICAL FORMULA: (D2/NO)X:TIO2(SIO2)Y
References Cited (Backward Citations)
US1728732A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |