US3546102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalyst and reforming process employing same
Assignee: Standard Oil Co
•
Filing: 1969-09-26
•
Granted: 1970-12-08
•
Expires: 1989-09-26
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Bertolacini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:56
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/18; B01J29/20; B01J29/22; C; C10; C10G; C10G35/00; C10G35/04; C10G35/06; C10G35/095; C10G69/00; C10G69/02; C10G69/08; Y; Y10; Y10S; Y10S208/00; Y10S208/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3267022A
Cited
US3140253A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |