US1271013A
Expired / Lapsed
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Hydrogenization and dehydrogenization of carbon compounds.
Assignee: BASF SE
•
Filing: 1914-06-04
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Granted: 1918-07-02
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Expires: 1934-06-04
Abstract
No abstract record available.
Inventors
- 👤 Carl Bosch
- 👤 Alwin Mittasch
- 👤 Carl Krauch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:44
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; B01J23/74; B01J23/755; C; C11; C11C; C11C3/00; C11C3/12; C11C3/123; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1921-07-01 | 1921-12-31 | 1922-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-07-01 | 1925-12-31 | 1926-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-07-01 | 1929-12-31 | 1930-07-02 | $7700.00 | Window Closed / Lapsed |