Patent US3080314A successfully refreshed from Google Patents.
US3080314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Odor-free naphthas
Assignee: Pure Oil Co
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Filing: 1959-11-13
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Granted: 1963-03-05
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Expires: 1979-11-13
Abstract
No abstract record available.
Inventors
- 👤 George W Ayers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:42
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/24; C10L1/2443; C10L1/2456
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
THE METHOD OF PREPARING STABLE, ADOR-FREE NAPHTHAS FROM ESSENTIALLY ODORLESS HYDROCARBON MIXTURES BOILING IN THE RANGE OF ABOVE ABOUT 340* F. TO ABOUT 600* F. WHICH CONSISTS IN DISTILLING SAID HYDROCARBON MIXTURES AT SUPERATMOSPHERIC PRESSURES OF ABOUT 1 TO 300 MM. HG IN THE PRESENCE OF ABOUT 0.1 TO 50 LBS. OF MERCAPTOBENZOTHIAZOLE PER 100 BBLS. OF SAID HYDROCARBON MIXTURE AND SEPARATING AN ODOR-FREE HYDROCARBON DISTILLATE.
Claim 2
Independent Claim
66 words
THE METHOD OF PREPARING STABLE, ADOR-FREE NAPHTHAS FROM ESSENTIALLY ODORLESS HYDROCARBON MIXTURES BOILING IN THE RANGE OF ABOVE ABOUT 340* F. TO ABOUT 600* F. WHICH CONSISTS IN DISTILLING SAID HYDROCARBON MIXTURES AT SUPERATMOSPHERIC PRESSURES OF ABOUT 1 TO 300 MM. HG IN THE PRESENCE OF ABOUT 0.1 TO 50 LBS. OF MERCAPTOBENZOTHIAZOLE PER 100 BBLS. OF SAID HYDROCARBON MIXTURE AND SEPARATING AN ODOR-FREE HYDROCARBON DISTILLATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |