US2950952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crystalline zeolite t
Assignee: Union Carbide Corp
•
Filing: 1958-05-08
•
Granted: 1960-08-30
•
Expires: 1978-05-08
Abstract
No abstract record available.
Inventors
- 👤 Donald W Breck
- 👤 Nancy A Acara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:29
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/50; C; C01; C01B; C01B39/00; C01B39/02; C01B39/30; C01B39/305
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
16 words
A SYNTHETIC CRYSTALINE HAVING A COMPOSITION EXPRESSED IN TERMS OF MOLE RATIOS OF OXIDES, AS FOLLOWS
Claim 2
Dependent Claim
16 words
A SYNTHETIC CRYSTALINE HAVING A COMPOSITION EXPRESSED IN TERMS OF MOLE RATIOS OF OXIDES, AS FOLLOWS
Claim 3
Dependent Claim
1 words
1$0.4(XNA2O:(1-X)K2O):AL2O3:6.9$0.5SIO2:YH2O
Claim 4
Dependent Claim
1 words
1$0.4(XNA2O:(1-X)K2O):AL2O3:6.9$0.5SIO2:YH2O
Claim 5
Dependent Claim
13 words
A SYNTHETIC CRYSTALLINE ZEOLITE ACCORDING TO CLAIM 1, WHEREIN "Y" IS ABOUT ZERO.
Claim 6
Dependent Claim
35 words
3$0.2 -- VS 3.58$0.05 -- M 7.4$0.15 -- W 3.30$0.05 -- W 6.4$0.10 -- M 3.15$0.05 -- M 4.33$0.05 -- M 2.85$0.05 S 3.83$0.05 -- W 2.67$0.05 -- W 3.72$0.05 -- S 2.48$0.05 -- W
Claim 7
Dependent Claim
35 words
3$0.2 -- VS 3.58$0.05 -- M 7.4$0.15 -- W 3.30$0.05 -- W 6.4$0.10 -- M 3.15$0.05 -- M 4.33$0.05 -- M 2.85$0.05 S 3.83$0.05 -- W 2.67$0.05 -- W 3.72$0.05 -- S 2.48$0.05 -- W
References Cited (Backward Citations)
US2306610A
Cited
US2413134A
Cited
US2818455A
Cited
US2818449A
Cited
US2818137A
Cited
US2841471A
Cited
US2847280A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |