Patent US3983047A successfully refreshed from Google Patents.
US3983047A
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Decal removal composition
Assignee: United States Department of the Navy
•
Filing: 1975-08-22
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Granted: 1976-09-28
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Expires: 1995-08-22
Abstract
Abstract A decal removal composition which loosens the adhesive which bonds the decal to an aircraft's painted surface without adversely affecting the underlying protective paint system. The composition includes three active solvents, viz., xylene, mineral spirits and MIBK. The composition also includes thickeners and evaporation retardants as well as water mixed with a wetting agent.
Inventors
- 👤 James H. Vinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:51
CPC Classifications
C; C09; C09D; C09D9/00; C11; C11D; C11D7/00; C11D7/50; C11D7/5004; C11D7/5013; C11D7/5022; C11D7/22; C11D7/24; C11D7/26; C11D7/264; C11D7/268; C11D7/32
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
18 words
A composition comprising, on a volume basis: ______________________________________
xylene 54-58%
mineral spirits 10.5-11.5%
methyl isobutyl ketone
32-34%.
______________________________________
Claim 2
Dependent Claim
18 words
A composition comprising, on a volume basis: ______________________________________
xylene 54-58%
mineral spirits 10.5-11.5%
methyl isobutyl ketone
32-34%.
______________________________________
Claim 3
Dependent Claim
21 words
A decal removal composition consisting of, on a volume basis: ______________________________________
xylene 54-58%
mineral spirits 10.5-11.5%
methyl isobutyl ketone
32-34%.
______________________________________
Claim 4
Dependent Claim
21 words
A decal removal composition consisting of, on a volume basis: ______________________________________
xylene 54-58%
mineral spirits 10.5-11.5%
methyl isobutyl ketone
32-34%.
______________________________________
Claim 5
Dependent Claim
47 words
A decal removal composition consisting of, on a parts by weight basis: ______________________________________
water 100
wetting agent 1
oleic acid 15
monoethanolamine 10
xylene 216 ± 4.32
mineral spirit 39 ± 0.20
paraffin wax 8
methyl isobutyl ketone 120 ± 1.20
methyl cellulose ether thickener
2.
______________________________________
Claim 6
Dependent Claim
47 words
A decal removal composition consisting of, on a parts by weight basis: ______________________________________
water 100
wetting agent 1
oleic acid 15
monoethanolamine 10
xylene 216 ± 4.32
mineral spirit 39 ± 0.20
paraffin wax 8
methyl isobutyl ketone 120 ± 1.20
methyl cellulose ether thickener
2.
______________________________________
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-09-28 | 1980-03-29 | 1980-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-09-28 | 1984-03-29 | 1984-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-09-28 | 1988-03-29 | 1988-09-28 | $7700.00 | Window Closed / Lapsed |