Patent US3384602A successfully refreshed from Google Patents.
US3384602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonded molecular sieve catalysts and preparation of the same
Assignee: BASF Catalysts LLC
•
Filing: 1965-03-24
•
Granted: 1968-05-21
•
Expires: 1985-03-24
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:56
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J2229/00; B01J2229/30; B01J2229/42
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |