US3392001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalytic conversion of carbon monoxide and steam under pressure to produce hydrogen
Assignee: BASF SE
•
Filing: 1965-02-04
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Granted: 1968-07-09
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Expires: 1985-02-04
Abstract
No abstract record available.
Inventors
- 👤 Lorenz Ernst
- 👤 Reitz Ortwin
- 👤 Ebenhoech Franz Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:12
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/76; B01J23/84; B01J23/85; B01J23/88; B01J23/90; B01J23/94; B01J27/00; B01J27/02; B01J27/04; B01J37/00; B01J37/0009; B01J37/20
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) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |