US2106767A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing a hydrocarbon fluorescent product
Assignee: Atlantic Richfield Co
•
Filing: 1933-09-23
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Granted: 1938-02-01
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Expires: 1953-09-23
Abstract
No abstract record available.
Inventors
- 👤 Lloyd B Smith
- 👤 Stanard R Funsten
- 👤 Hugh W Field
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:07
CPC Classifications
C; C10; C10M; C10M171/00; C10M171/007
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) | 1941-01-31 | 1941-08-02 | 1942-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-01-31 | 1945-08-02 | 1946-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-01-31 | 1949-08-02 | 1950-02-01 | $7700.00 | Window Closed / Lapsed |