US3314752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic zeolite
Assignee: Mobil Oil AS
•
Filing: 1961-08-30
•
Granted: 1967-04-18
•
Expires: 1981-08-30
Abstract
No abstract record available.
Inventors
- 👤 George T Kerr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:57
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/20; C01B33/26; C01B33/28; C01B33/2807; C01B33/2876; Y; Y10; Y10S; Y10S423/00; Y10S423/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
1 TO 0.3R:0.7 TO 1.0X2O:1AL2O3:2.5 TO 4.0SIO2.YH2O
Claim 2
Dependent Claim
7 words
A CRYSTALLINE SYNTHETIC MATERIAL HAVING THE COMPOSITION:
References Cited (Backward Citations)
US2882243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |