Patent US4155770A successfully refreshed from Google Patents.
US4155770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oil modified lecithin cookware spray composition
Assignee: BLUE CROSS LABORATORIES
•
Filing: 1978-04-03
•
Granted: 1979-05-22
•
Expires: 1998-04-03
Abstract
Abstract A pump dispensable lecithin-based pan spray composition comprising lecithin in an essentially anhydrous vehicle comprising white mineral oil and vegetable oil and ethanol or isopropanol in proportions providing a Saybolt viscosity at 100° F. of less than 165, to be of pump sprayable consistency.
Inventors
- 👤 Charles Doumani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:48
CPC Classifications
C; C09; C09D; C09D189/00
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
86 words
A pump spray dispensable lecithin-based pan spray composition comprising, per 100 parts by weight of the composition, 2.5 to 25 parts of lecithin, and the balance thereof an essentially anhydrous vehicle comprising 10 to 40 parts of white mineral oil having a Saybolt viscosity at 100° F. of less than 110, 25 to 55 parts of vegetable oil and from 5 to 15 parts of ethanol, or isopropanol alcohol in proportions to provide in said composition a Saybolt viscosity at 100° F. of less than 165.
Claim 2
Dependent Claim
86 words
A pump spray dispensable lecithin-based pan spray composition comprising, per 100 parts by weight of the composition, 2.5 to 25 parts of lecithin, and the balance thereof an essentially anhydrous vehicle comprising 10 to 40 parts of white mineral oil having a Saybolt viscosity at 100° F. of less than 110, 25 to 55 parts of vegetable oil and from 5 to 15 parts of ethanol, or isopropanol alcohol in proportions to provide in said composition a Saybolt viscosity at 100° F. of less than 165.
Claim 3
Dependent Claim
26 words
Pump dispensable lecithin-based pan spray composition according to claim 1 in which said lecithin is present in an amount between 10 and 25 parts by weight.
Claim 4
Dependent Claim
18 words
Pump dispensable lecithin-based pan spray composition according to claim 1 in which said composition is free of water.
Claim 5
Dependent Claim
17 words
Pump dispensable lecithin-based pan spray composition according to claim 3 in which said alcohol is isopropyl alcohol.
Claim 6
Dependent Claim
15 words
Pump dispensable lecithin-based spray composition according to claim 3 in which said alcohol is ethanol.
Claim 7
Dependent Claim
27 words
Pump dispensable lecithin-based pan spray composition according to claim 1 in which said vegetable oil is present in an amount between 40 and 50 parts by weight.
Claim 8
Dependent Claim
37 words
Pump dispensable lecithin-based pan spray composition according to claim 6 in which said mineral oil has a viscosity of 50-60 SUS at 100° F. and is present in an amount between 20 and 30 parts by weight.
Claim 9
Dependent Claim
25 words
Pump dispensable lecithin-based pan spray composition according to claim 7 in which lecithin is present in an amount between 10 and 25 parts by weight.
Claim 10
Dependent Claim
23 words
Pump dispensable lecithin-based pan spray composition according to claim 8 in which said vegetable oil is a glyceryl ester of a fatty acid.
Claim 11
Dependent Claim
41 words
Pump dispensable lecithin-based pan spray composition according to claim 11 in which said vegetable oil comprises one or more of soybean oil, safflower oil, peanut oil, olive oil, corn oil,, coconut oil, cottonseed oil, palm nut oil and apricot kernal oil.
Claim 12
Dependent Claim
25 words
Pump dispensable lecithin-based pan spray composition according to claim 10 in which ethanol is present in an amount between 5 and 15 parts by weight.
Claim 13
Dependent Claim
60 words
A pump dispensable lecithin-based pan spray composition comprising, per 100 parts by weight of the composition, 25 parts of lecithin, 20 parts of white mineral oil having a Saybolt viscosity at 100° F. of 50 to 110, 45 parts of soy oil and 10 parts of ethanol, said composition having a Saybolt viscosity at 100° F. of less than 165.
Claim 14
Dependent Claim
60 words
A pump dispensable lecithin-based pan spray composition comprising, per 100 parts by weight of the composition, 25 parts of lecithin, 20 parts of white mineral oil having a Saybolt viscosity at 100° F. of 50 to 110, 45 parts of soy oil and 10 parts of ethanol, said composition having a Saybolt viscosity at 100° F. of less than 165.
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) | 1982-05-21 | 1982-11-20 | 1983-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-05-21 | 1986-11-20 | 1987-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-05-21 | 1990-11-20 | 1991-05-22 | $7700.00 | Window Closed / Lapsed |