Lei; Zhengjun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lei; Zhengjun.The latest application filed is for "fire extinguishing composition comprising heterocyclic compounds".

Company Profile

0.15.17

Lei; Zhengjun - Xi'an Shaanxi CN
Lei; Zhengjun - Shaanxi CN
Lei; Zhengjun - Xi'an N/A CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Fire extinguishing composition comprising aldoketones compound Grant 10,092,786 - Yao , et al. October 9, 2	2018-10-09
Fire extinguishing composition comprising alcohol phenol compound and derivative thereof Grant 10,035,033 - Shi , et al. July 31, 2	2018-07-31
Fire extinguishing composition comprising carboxylic acid derivative Grant 9,974,992 - Zhang , et al. May 22, 2	2018-05-22
Inner cylinder of explosion-venting-type aerosol fire extinguishing device Grant 9,937,368 - Qiang , et al. April 10, 2	2018-04-10
Fixed fire extinguishing apparatus Grant 9,750,966 - Qiang , et al. September 5, 2	2017-09-05
Portable fire extinguishing apparatus Grant 9,744,389 - Qiang , et al. August 29, 2	2017-08-29
Fire Extinguishing Composition Comprising Heterocyclic Compounds App 20170043196 - Wu; Hao ; et al.	2017-02-16
Fire Extinguishing Composition Comprising Alcohol Phenol Compound and Derivative Thereof App 20160332014 - Shi; Junjun ; et al.	2016-11-17
Fire Extinguishing Composition Comprising Carboxylic Acid Derivative App 20160332015 - ZHANG; Sanxue ; et al.	2016-11-17
Fire Extinguishing Composition Comprising Aldoketones Compound App 20160332016 - YAO; Junna ; et al.	2016-11-17
Portable fire extinguisher Grant 9,457,210 - Qiang , et al. October 4, 2	2016-10-04
Portable fire extinguishing device Grant 9,254,399 - Qiang , et al. February 9, 2	2016-02-09
Explosion-venting method for aerosol fire suppression apparatus Grant 9,248,328 - Qiang , et al. February 2, 2	2016-02-02
Fixed Fire Extinguishing Apparatus App 20150321034 - QIANG; Jian ; et al.	2015-11-12
Portable Fire Extinguishing Apparatus App 20140231108 - Qiang; Jian ; et al.	2014-08-21
Portable Fire Extinguisher App 20140216766 - Qiang; Jian ; et al.	2014-08-07
Portable Fire Extinguishing Device App 20140216767 - Qiang; Jian ; et al.	2014-08-07
Explosion-venting method for aerosol fire suppression apparatus App 20140202715 - Qiang; Jian ; et al.	2014-07-24
Inner Cylinder of Explosion-Venting-Type Aerosol Fire Extinguishing Device App 20140190710 - Qiang; Jian ; et al.	2014-07-10

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