US2366627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of antiknock hydrocarbons
Assignee: Texaco Inc
•
Filing: 1941-02-27
•
Granted: 1945-01-02
•
Expires: 1961-02-27
Abstract
No abstract record available.
Inventors
- 👤 Lebbeus C Kemp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:56
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/903; Y10S585/919; Y10S585/921; Y10S585/924; Y10S585/925
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) | 1948-01-02 | 1948-07-03 | 1949-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-02 | 1952-07-03 | 1953-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-02 | 1956-07-03 | 1957-01-02 | $7700.00 | Window Closed / Lapsed |