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US5254157A
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US
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Recording solution containing a compound obtained by alkylation or acetylation of a triol
Assignee: Canon Inc
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Filing: 1991-08-22
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Granted: 1993-10-19
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Expires: 2011-08-22
Abstract
Abstract A recording solution including a coloring matter and a liquid medium, wherein said recording solution contains a compound obtained by alkylation or acetylation of one or two hydroxyl group(s) of a triol having 4 or more carbon atoms.
Inventors
- 👤 Shoji Koike
- 👤 Kyoko Fukushima
- 👤 Koromo Shirota
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:54
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/30; B; B41; B41J; B41J2/00; B41J2/005; B41J2/01
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
36 words
A recording solution comprising a coloring matter and a liquid medium, wherein said recording solution contains a compound obtained by alkylation of one or two hydroxyl group(s) of a triol having 4 or more carbon atoms.
Claim 2
Dependent Claim
36 words
A recording solution comprising a coloring matter and a liquid medium, wherein said recording solution contains a compound obtained by alkylation of one or two hydroxyl group(s) of a triol having 4 or more carbon atoms.
Claim 3
Dependent Claim
16 words
The recording solution according to claim 1, wherein said compound has 4 to 10 carbon atoms.
Claim 4
Dependent Claim
16 words
The recording solution according to claim 1, wherein said compound has 4 to 7 carbon atoms.
Claim 5
Dependent Claim
33 words
The recording solution according to claim 1, wherein said compound is contained in an amount of from 0.01% by weight to 80% by weight based on the total weight of the recording solution.
Claim 6
Dependent Claim
34 words
The recording solution according to claim 1, wherein said coloring matter is contained in an amount of from 0.2% by weight to 20% by weight based on the total weight of the recording solution.
Claim 7
Dependent Claim
10 words
The recording solution according to claim 1, further comprising water.
Claim 8
Dependent Claim
15 words
The recording solution according to claim 1, further comprising water and a water-soluble organic solvent.
Claim 9
Dependent Claim
36 words
A recording solution comprising a coloring matter and a liquid medium, wherein said recording solution contains a compound obtained by acetylation of one or two hydroxyl group(s) of a triol having 4 or more carbon atoms.
Claim 10
Dependent Claim
36 words
A recording solution comprising a coloring matter and a liquid medium, wherein said recording solution contains a compound obtained by acetylation of one or two hydroxyl group(s) of a triol having 4 or more carbon atoms.
Claim 11
Dependent Claim
16 words
The recording solution according to claim 8, wherein said compound has 4 to 10 carbon atoms.
Claim 12
Dependent Claim
16 words
The recording solution according to claim 8, wherein said compound has 4 to 7 carbon atoms.
Claim 13
Dependent Claim
33 words
The recording solution according to claim 8, wherein said compound is contained in an amount of from 0.01% by weight to 80% by weight based on the total weight of the recording solution.
Claim 14
Dependent Claim
34 words
The recording solution according to claim 8, wherein said coloring matter is contained in an amonnt of from 0.2% by weight to 20% by weight based on the total weight of the recording solution.
Claim 15
Dependent Claim
10 words
The recording solution according to claim 8, further comprising water.
Claim 16
Dependent Claim
15 words
The recording solution according to claim 8, further comprising water and a water-soluble organic solvent.
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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) | 1996-10-18 | 1997-04-19 | 1997-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-10-18 | 2001-04-19 | 2001-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-10-18 | 2005-04-19 | 2005-10-19 | $7700.00 | Window Closed / Lapsed |