US3130007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crystalline zeolite y
Assignee: Union Carbide Corp
•
Filing: 1961-05-12
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Granted: 1964-04-21
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Expires: 1981-05-12
Abstract
No abstract record available.
Inventors
- 👤 Donald W Breck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:25
CPC Classifications
A; A23; A23G; A23G3/00; A23G3/34; A23G3/50; A23G3/56; A23G3/563; B; B01; B01J; B01J20/00; B01J20/02; B01J20/10; B01J20/16; B01J20/18; C; C01; C01B; C01B33/00; C01B33/20; C01B33/26; C01B33/28; C01B33/2807; C01B33/2838; C01B33/2853; C01D; C01D7/00; C01D7/07; Y; Y10; Y10S; Y10S423/00; Y10S423/21
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
4 words
9$0.2 NA2O:AL2O3:W SIO2:X H2O
Claim 2
Dependent Claim
21 words
A SYNTHETIC, CRYSTALLINE, ZEOLITE SODIUM ALUMINOSILICATE OF THE MOLECULAR SIEVE TYPE HVING A COMPOSITION, EXPRESSED IN TERMS OF OXIDE-MOLE-RATIOS, AS FOLLOWS:
Claim 3
Dependent Claim
27 words
A PROCESS FOR PREPARING ZEOLITE Y WHICH COMPRISES PREPARING AN AQUEOUS SODIUM ALUMINOSILICATE MIXTURE HAVING A COMPOSITION, EXPRESSED IN TERMS OF OXIDE-MOLERATIOS FALLING WITHIN THE FOLLOWING RANGE:
References Cited (Backward Citations)
US2882244A
Cited
US2979381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |