Li Huifen

USPTO Trademark & Patent Filings

Trademark applications and grants for Li Huifen. Li Huifen has 4 trademark applications. The latest application filed is for "ENERGIZER"

Company Profile

Li Huifen
Li, Huifen
huifen li
Li; Huifen - Shanghai CN

Trademarks Patents

Patent Applications

Patent Application	Date
ANTI-SAGGING GYPSUM PRODUCT AND A METHOD TO MANUFACTURE 20150011138 - 14/379730 Gao; Xiaotong ; et al.	2015-01-08
CHEMICAL ADDITIVE FOR GYPSUM PRODUCTS 20150007753 - 14/379700 Gao; Xiaotong ; et al.	2015-01-08
ILLUMINATION SYSTEM FOR DETECTING THE DEFECT IN A TRANSPARENT SUBSTRATE AND A DETECTION SYSTEM INCLUDING THE SAME 20140347657 - 14/369384 Guo; Xiaofeng ; et al.	2014-11-27
METHOD AND SYSTEM FOR DETECTING AND CLASSIFYING A DEFECT OF A SUBSTRATE 20120133762 - 13/384909 Schweitzer; Jean-Philippe ; et al.	2012-05-31
METHOD AND DEVICE FOR DEFECT INSPECTION IN SEPARATED TRANSPARENT AND/OR SEMI-TRANSPARENT BODY 20120105624 - 13/381422 Lin; Xiaofeng ; et al.	2012-05-03
Anti-sagging gypsum product and a method to manufacture 10,793,472 - 14/379,730 Gao , et al. October 6, 2	2020-10-06
Anti-sagging gypsum product and a method to manufacture 10,793,472 - 14/379,730 Gao , et al. October 6, 2	2020-10-06
Chemical additive for gypsum products 9,133,060 - 14/379,700 Gao , et al. September 15, 2	2015-09-15
Illumination system for detecting the defect in a transparent substrate and a detection system including the same 8,958,063 - 14/369,384 Guo , et al. February 17, 2	2015-02-17
Illumination system for detecting the defect in a transparent substrate and a detection system including the same 8,958,063 - 14/369,384 Guo , et al. February 17, 2	2015-02-17

Patent Grants & Applications

Trademark Applications

Mark Image Registration \| Serial	Trademark Application Date
"ENERGIZER" 98388912	ENERGIZER 2024-02-02
"DURACELL" 98365755	DURACELL 2024-01-19
"HYEMOLII" 97509911	HYEMOLII 2022-07-19
"HAISHON" 90814202	HAISHON 2021-07-06

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