US2367333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isomerization of hydrocarbons
Assignee: Texaco Inc
•
Filing: 1941-04-05
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Granted: 1945-01-16
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Expires: 1961-04-05
Abstract
No abstract record available.
Inventors
- 👤 John R Callaway
- 👤 William E Skelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:34
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/22; C07C5/2206; C07C5/2226; C07C5/2246; C07C5/2253; C07C5/27; C07C5/2767; C07C5/277; C07C5/2778; C07C5/2786; C07C5/2789; C07C2527/00; C07C2527/06; C07C2527/125
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) | 1948-01-16 | 1948-07-17 | 1949-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-16 | 1952-07-17 | 1953-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-16 | 1956-07-17 | 1957-01-16 | $7700.00 | Window Closed / Lapsed |