HAYAKAWA; Isao
Patent Applications and Registrations
Patent applications and USPTO patent grants for HAYAKAWA; Isao.The latest application filed is for "novel compound with antibacterial activity".
- HAYAKAWA; Isao - Tokyo JP
- Hayakawa; Isao - Edogawa-ku N/A JP
- Hayakawa; Isao - US
- Hayakawa; Isao - Chiba JP
| Patent | Date |
|---|---|
| Novel Compound With Antibacterial Activity App 20160257651 - HIRAMATSU; Keiichi ; et al. | 2016-09-08 |
| Substituted pyrrolidine derivative Grant 8,455,482 - Takahashi , et al. June 4, 2 | 2013-06-04 |
| Polishing apparatus and polishing method Grant 8,078,306 - Nakao , et al. December 13, 2 | 2011-12-13 |
| Substituted pyrrolidine derivative Grant 7,977,327 - Takahashi , et al. July 12, 2 | 2011-07-12 |
| Substituted Pyrrolidine Derivative App 20110166131 - TAKAHASHI; Hisashi ; et al. | 2011-07-07 |
| Dehalogeno-compounds Grant 7,902,226 - Takahashi , et al. March 8, 2 | 2011-03-08 |
| Optically active pyridonecarboxylic acid derivatives Grant RE41,149 - Hayakawa , et al. February 23, 2 | 2010-02-23 |
| Polishing apparatus and polishing method App 20090111358 - Nakao; Hidetaka ; et al. | 2009-04-30 |
| Substituted Pyrrolidine Derivative App 20080045520 - Takahashi; Hisashi ; et al. | 2008-02-21 |
| Dehalogeno-compounds App 20070123560 - Takahashi; Hisashi ; et al. | 2007-05-31 |
| Quinolonecarboxylic acid derivative Grant 6,900,225 - Takemura , et al. May 31, 2 | 2005-05-31 |
| Quinolonecarboxylic acid derivatives App 20040142957 - Takemura, Makoto ; et al. | 2004-07-22 |
| Antimicrobial drug reduced in effect on heart App 20040097515 - Takahashi, Hisashi ; et al. | 2004-05-20 |
| Dehalogeno compounds App 20040063754 - Takahashi, Hisashi ; et al. | 2004-04-01 |
| Quinolonecarboxylic acid derivative App 20030187008 - Takemura, Makoto ; et al. | 2003-10-02 |
| Spiro compound Grant 5,508,428 - Hayakawa , et al. April 16, 1 | 1996-04-16 |
| 3-pyrrolidine methanamines wherein the alpha-carbon is substituted by 1 or 2 lower alkyl groups which are intermediates for pyridone-carboxylic acid derivatives Grant 5,416,222 - Hayakawa , et al. May 16, 1 | 1995-05-16 |
| Spiro compound Grant 5,286,723 - Hayakawa , et al. February 15, 1 | 1994-02-15 |
| Optically active pyridobenzoxazine derivatives and anti-microbial use Grant 5,053,407 - Hayakawa , et al. October 1, 1 | 1991-10-01 |
| Benzoquinolizine derivatives Grant 4,535,161 - Hayakawa August 13, 1 | 1985-08-13 |
| Benzoxazine derivatives Grant 4,382,892 - Hayakawa , et al. May 10, 1 | 1983-05-10 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 