US2930751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removing odors from hydrocarbon fuels with trisodium phosphite and bentonite
Assignee: Individual
•
Filing: 1956-01-23
•
Granted: 1960-03-29
•
Expires: 1976-01-23
Abstract
No abstract record available.
Inventors
- 👤 Frank J Holland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:17
CPC Classifications
C; C10; C10G; C10G25/00; C10G25/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A METHOD OF TREATING FLUID PETROLEUM FUELS SUCH AS ODORS IN THE GASES OF COMBUSTION OF SUCH FUELS, WHICH COMPRISES PASSING THE FUELS BEFORE COMBUSTION THROUGH A FILTER MEDIUM CONSISTING ESSENTIALLY OF A MIXTURE OF BENTONITE AND TRISODIUM PHOSPHATE AGGOMERATED BY KEROSENE.
Claim 2
Independent Claim
42 words
A METHOD OF TREATING FLUID PETROLEUM FUELS SUCH AS ODORS IN THE GASES OF COMBUSTION OF SUCH FUELS, WHICH COMPRISES PASSING THE FUELS BEFORE COMBUSTION THROUGH A FILTER MEDIUM CONSISTING ESSENTIALLY OF A MIXTURE OF BENTONITE AND TRISODIUM PHOSPHATE AGGOMERATED BY KEROSENE.
References Cited (Backward Citations)
US1661731A
Cited
US1943584A
Cited
US1926813A
Cited
US1943519A
Cited
US2112799A
Cited
US2233093A
Cited
US2508602A
Cited
US2751336A
Cited
US2701240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |