US2952637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor and engine cleaning composition
Assignee: Bray Oil Co
•
Filing: 1958-04-29
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Granted: 1960-09-13
•
Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 Ulric B Bray
- 👤 Harold H Knoch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:01
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A CLEAR CARBURETOR AND ENGINE CLEANING COMPOSITION FOR REMOVING DEPOSITS OF GUMMY MATERIALS, CARBONACEOUS MATTER AND INORGANIC SUBSTANCES FROM THE CARBURETOR AND COMBUSTION CHAMBERS OF INTERNAL COMBUSTION ENGINES WHEN INTRODUCED THROUGH THE CARBURETOR OF SAID ENGINES WHILE IDLING, SAID COMPOSITION CONSISTING ESSENTIALLY OF THE FOLLOWING INGREDIENTS: PARTS BY WEIGHT ALKOXY ALCOHOL CONTAINING 2-5 CARBON ATOMS IN THE ALKYL GROUP --------------------------------- 5-10 ALIPHATIC ALCOHOL HAVING 4-6 CARBON ATOMS ------- 5-10 AROMATIC NAPHTHA BOILING ABOVE 300*F. ----------- 30-40 LIQUID FATTY ACID OF 12 TO 20 CARBON ATOMS ------ 6-12 VOLATILE NITROGEN BASE SELECTED FROM THE CLASS CONSISTING OF AMMONIA, BUTYLAMINE, MORPHOLINE, AND TRIMETHYLAMINE --------------------------------- 1-3 WATER ------------------------------------------- 15-35
Claim 2
Dependent Claim
106 words
A CLEAR CARBURETOR AND ENGINE CLEANING COMPOSITION FOR REMOVING DEPOSITS OF GUMMY MATERIALS, CARBONACEOUS MATTER AND INORGANIC SUBSTANCES FROM THE CARBURETOR AND COMBUSTION CHAMBERS OF INTERNAL COMBUSTION ENGINES WHEN INTRODUCED THROUGH THE CARBURETOR OF SAID ENGINES WHILE IDLING, SAID COMPOSITION CONSISTING ESSENTIALLY OF THE FOLLOWING INGREDIENTS: PARTS BY WEIGHT ALKOXY ALCOHOL CONTAINING 2-5 CARBON ATOMS IN THE ALKYL GROUP --------------------------------- 5-10 ALIPHATIC ALCOHOL HAVING 4-6 CARBON ATOMS ------- 5-10 AROMATIC NAPHTHA BOILING ABOVE 300*F. ----------- 30-40 LIQUID FATTY ACID OF 12 TO 20 CARBON ATOMS ------ 6-12 VOLATILE NITROGEN BASE SELECTED FROM THE CLASS CONSISTING OF AMMONIA, BUTYLAMINE, MORPHOLINE, AND TRIMETHYLAMINE --------------------------------- 1-3 WATER ------------------------------------------- 15-35
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) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |