US3474025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shape selective hydrocarbon conversion over activated offretite
Assignee: Mobil Oil AS
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Filing: 1967-04-28
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Granted: 1969-10-21
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Expires: 1987-04-28
Abstract
No abstract record available.
Inventors
- 👤 William E Garwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:52
CPC Classifications
C; C07; C07C; C07C4/00; C07C4/02; C07C4/06; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/50; B01J29/505; C10; C10G; C10G45/00; C10G45/58; C10G45/60; C10G45/64; C07C2529/00; C07C2529/04; C07C2529/06; C07C2529/50
Claims Analysis
Total Claims: 0
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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) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |