US5080716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink having use in ink-jet recording
Assignee: Canon Inc
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Filing: 1991-02-06
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Granted: 1992-01-14
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Expires: 2011-02-06
Abstract
Abstract An ink comprises a recording agent and a liquid medium capable of dissolving or dispersing the recording agent, wherein said ink contains a compound represented by the following Formula (I). <CHEM> wherein R1 and R2 each represent a group selected from a hydrogen atom, an alkyl group, a hydroxyl group and a carboxyl group; and R3 represents a monohydric hydroxyalkyl group. The ink is suitably used for ink-jet recording. <IMAGE>
Inventors
- 👤 Makoto Aoki
- 👤 Kumiko Mafune
- 👤 Shinichi Tochihara
- 👤 Osamu Nishiwaki
- 👤 Kenji Aono
- 👤 Akira Nagashima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:02
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/30; C09D11/38
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
86 words
An ink comprising a recording agent and a liquid medium capable of dissolving or dispensing the recording agent, wherein said ink contains a compound in an amount ranging from 0.1% by weight to 30% by weight based on the total weight of the ink, said compound represented by the following Formula (I): ##STR5## wherein R 1 and R 2 each represent a group selected from a hydrogen atom, an alkyl group, a hydroxyl group and a carboxyl group; and R 3 represents a monohydric hydroxyalkyl group.
Claim 2
Dependent Claim
86 words
An ink comprising a recording agent and a liquid medium capable of dissolving or dispensing the recording agent, wherein said ink contains a compound in an amount ranging from 0.1% by weight to 30% by weight based on the total weight of the ink, said compound represented by the following Formula (I): ##STR5## wherein R 1 and R 2 each represent a group selected from a hydrogen atom, an alkyl group, a hydroxyl group and a carboxyl group; and R 3 represents a monohydric hydroxyalkyl group.
Claim 3
Dependent Claim
30 words
An ink according to claim 1, wherein water is contained in an amount ranging from 40% by weight to 95% by weight based on the total weight of the ink.
References Cited (Backward Citations)
JPS54104933A
Cited
JPS54143305A
Cited
JPS59757A
Cited
US4878946A
Cited
US4957117A
Cited
US5006170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-01-13 | 1995-07-15 | 1996-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-01-13 | 1999-07-15 | 2000-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-01-13 | 2003-07-15 | 2004-01-14 | $7700.00 | Window Closed / Lapsed |