Cleaning Gas and Cleaning Method
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Jan 7, 2016
app pub date -
Jan 24, 2014
filing date -
Feb 14, 2013
priority date (Note) -
Published
status (Latency Note)
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Abstract
A cleaning gas according to the present invention is intended for removing a silicon carbide-containing deposit on a base of at least partially graphitized carbon and is characterized by containing iodine heptafluoride. It is possible by the use of such a cleaning gas to remove silicon carbide without etching of graphite.
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 | |
---|---|---|
CENTRAL GLASS COMPANY LTD | 5253 OAZA OKIUBE UBE-SHI YAMAGUCHI 755-0001 |
International Classification(s)

- 2014 Application Filing Year
- B08B Class
- 792 Applications Filed
- 630 Patents Issued To-Date
- 79.55 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
KIKUCHI, Akiou | Ube-shi, Yamaguchi, JP | 29 | 122 |
# of filed Patents : 29 Total Citations : 122 | |||
OOMORI, Hiroyuki | Ube-shi, Yamaguchi, JP | 20 | 80 |
# of filed Patents : 20 Total Citations : 80 | |||
UMEZAKI, Tomonori | Ube-shi, Yamaguchi, JP | 17 | 107 |
# of filed Patents : 17 Total Citations : 107 |
Cited Art Landscape
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Patent Citation Ranking
- 2 Citation Count
- B08B Class
- 22.02 % this patent is cited more than
- 9 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 7, 2027 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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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