US2413407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cracking hydrocarbons in the presence of a diluent gas
Assignee: Individual
•
Filing: 1943-01-07
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Granted: 1946-12-31
•
Expires: 1963-01-07
Abstract
No abstract record available.
Inventors
- 👤 Bonard Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:22
CPC Classifications
C; C10; C10G; C10G9/00; C10G9/34; C10G9/36; C10G9/38; C07; C07C; C07C11/00; C07C11/02; Y; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/921; Y10S585/922; Y10S585/923
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) | 1949-12-30 | 1950-07-01 | 1950-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-12-30 | 1954-07-01 | 1954-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-12-30 | 1958-07-01 | 1958-12-31 | $7700.00 | Window Closed / Lapsed |