US3196027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating materials for interior oven surfaces
Assignee: CHEM DEV CORP
•
Filing: 1962-08-15
•
Granted: 1965-07-20
•
Expires: 1982-08-15
Abstract
No abstract record available.
Inventors
- 👤 White Harrison James
- 👤 Jr Albert M Creighton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:04
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0057; A; A21; A21D; A21D8/00; A21D8/08; C08; C08K; C08K3/00; C08K3/34; C08K3/36; C08K5/00; C08K5/02; C09; C09K; C09K3/00; C09K3/30; Y; Y10; Y10S; Y10S524/00; Y10S524/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
AN AEROSOL COMPOSITION FOR COATING INTERIOR OVEN SURFACES WITH A CLEAR NONSETTING, NONSAGGING, EASILY REMOVABLE PROTECTIVE COATING COMPRISING 20 TO 40 PARTS BY WEIGHT OF A FILM-FORMING MIXTURE CONSISTING ESSENTIALLY OF: (A) A MIXTURE OF 1 TO 30 WEIGHT PERCENT OF A DIMETHYLPOLYSILOXANE HAVING A ROOM TEMPERATURE VISCOSITY IN THE RANGE OF 200 TO 5000 CENTISTOKES AS A FILM-FORMING RELEASE AGENT, AND THE BALANCE A VOLATILE NONFLAMMABLE HALOGENATED HYDROCARBON SOLVENT, AND (B) 0.5 TO 10 WEIGHT PERCENT BASED ON SAID DIMETHYLPOLYSILOXANE OF A FINELY-DIVIDED SILICA AEROGEL, AND 60 TO 80 PARTS BY WEIGHT OF A FLUORINATED METHANE AEROSOL PROPELLANT.
Claim 2
Dependent Claim
99 words
AN AEROSOL COMPOSITION FOR COATING INTERIOR OVEN SURFACES WITH A CLEAR NONSETTING, NONSAGGING, EASILY REMOVABLE PROTECTIVE COATING COMPRISING 20 TO 40 PARTS BY WEIGHT OF A FILM-FORMING MIXTURE CONSISTING ESSENTIALLY OF: (A) A MIXTURE OF 1 TO 30 WEIGHT PERCENT OF A DIMETHYLPOLYSILOXANE HAVING A ROOM TEMPERATURE VISCOSITY IN THE RANGE OF 200 TO 5000 CENTISTOKES AS A FILM-FORMING RELEASE AGENT, AND THE BALANCE A VOLATILE NONFLAMMABLE HALOGENATED HYDROCARBON SOLVENT, AND (B) 0.5 TO 10 WEIGHT PERCENT BASED ON SAID DIMETHYLPOLYSILOXANE OF A FINELY-DIVIDED SILICA AEROGEL, AND 60 TO 80 PARTS BY WEIGHT OF A FLUORINATED METHANE AEROSOL PROPELLANT.
References Cited (Backward Citations)
US2462242A
Cited
US2793197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |