US3343913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Table iv
Assignee: —
•
Filing: —
•
Granted: 1967-09-26
•
Expires: 1984-09-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:43
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/20; C01B33/36; C01B33/46; C01B39/00; C01B39/02; C01B39/46; C01B39/48; Y; Y10; Y10S; Y10S423/00; Y10S423/21
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
15 words
AN IMPROVED PROCESS FOR PREPARING CRYSTALLINE SYNTHETIC FAUJASITE HAVING THE FOLLOWING MOLAR RATIOS OF CONSTITUENTS:
Claim 2
Dependent Claim
15 words
AN IMPROVED PROCESS FOR PREPARING CRYSTALLINE SYNTHETIC FAUJASITE HAVING THE FOLLOWING MOLAR RATIOS OF CONSTITUENTS:
Claim 3
Dependent Claim
1 words
0$0.2NA2O:AL2O3:NSIO2
Claim 4
Dependent Claim
1 words
0$0.2NA2O:AL2O3:NSIO2
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |