Quaternary ammonium trihalide and method for dissolution of metal with liquid containing the compound
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United States of America Patent
Stats
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Nov 23, 1993
Issued Date -
N/A
app pub date -
May 22, 1992
filing date -
Aug 28, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A quaternary ammonium trihalide, a novel compound, represented by the formula: [A--R'].sup.+ .multidot.X.sub.3.sup.- (wherein A stands for a trialkyl-amino radical or a pyridyl radical, R' for an alkyl radical of 6 to 22 carbon atoms, and X for a halogen atom) and a method for the dissolution of a metal with a liquid consisting essentially of an organic solvent and the quaternary ammonium trihalide.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY MINISTRY OF INTERNATIONAL TRADE & INDUSTRY | 3-1 KASUMIGASEKI 1-CHOME CHIYODA-KU TOKYO |
International Classification(s)

- 1992 Application Filing Year
- C01B Class
- 483 Applications Filed
- 223 Patents Issued To-Date
- 46.17 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Kaeriyama, Kyoji | Tsuchiura, JP | 13 | 118 |
# of filed Patents : 13 Total Citations : 118 | |||
Nakao, Yukimichi | Tsukuba, JP | 11 | 59 |
# of filed Patents : 11 Total Citations : 59 |
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Patent Citation Ranking
- 9 Citation Count
- C01B Class
- 5.29 % this patent is cited more than
- 32 Age
Forward Cite Landscape
- No Forward Cites to Display

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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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