Yu; Huayun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yu; Huayun.The latest application filed is for "production of nitrogen-containing chelators".

Company Profile

3.28.19

Yu; Huayun - Shenzhen CN
Yu; Huayun - Delmont PA
Yu; Huayun - Houston TX
Yu; Huayun - Monroeville PA
- Monroeville PA US

*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
Electronic scale Grant D945,895 - Yu March 15, 2	2022-03-15
Indirect additive manufacturing process using amine-containing adhesive polymers Grant 11,254,617 - Saito , et al. February 22, 2	2022-02-22
Production Of Nitrogen-containing Chelators App 20210403414 - Yu; Huayun ; et al.	2021-12-30
Production Of Nitrogen-containing Chelators App 20210403412 - Ding; Zhensheng ; et al.	2021-12-30
Production Of Nitrogen-containing Chelators App 20210403413 - Ding; Zhensheng ; et al.	2021-12-30
Electronic scale Grant D928,003 - Yu August 17, 2	2021-08-17
Electronic scale Grant D927,335 - Yu August 10, 2	2021-08-10
Indirect Additive Manufacturing Process Using Amine-containing Adhesive Polymers App 20200216363 - Saito; Tomonori ; et al.	2020-07-09
Electronic scale Grant D875,584 - Yu Feb	2020-02-18
Electronic scale Grant D865,553 - Yu No	2019-11-05
Electronic scale Grant D859,193 - Yu Sept	2019-09-10
Electronic scale Grant D858,331 - Yu Sep	2019-09-03
Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Grant 9,465,234 - Chopra , et al. October 11, 2	2016-10-11
Photochromic Materials Having Extended Pi-conjugated Systems And Compositions And Articles Including The Same App 20150301357 - Chopra; Anu ; et al.	2015-10-22
Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Grant 9,097,916 - Chopra , et al. August 4, 2	2015-08-04
Method of making indeno-fused naphthol materials Grant 9,073,838 - Chopra , et al. July 7, 2	2015-07-07
Photochromic materials that include indeno-fused naphthopyrans Grant 9,028,728 - Bancroft , et al. May 12, 2	2015-05-12
Photochromic compounds and compositions Grant 08920928 -	2014-12-30
Photochromic compounds and compositions Grant 8,920,928 - He , et al. December 30, 2	2014-12-30
Method of Making Indeno-Fused Naphthol Materials App 20140364618 - Chopra; Anu ; et al.	2014-12-11
Photochromic Materials Having Extended Pi-conjugated Systems And Compositions And Articles Including The Same App 20140225049 - Chopra; Anu ; et al.	2014-08-14
Method of making indeno-fused naphthol materials Grant 8,765,978 - Chopra , et al. July 1, 2	2014-07-01
Ophthalmic devices comprising photochromic materials having extended pi-conjugated systems Grant 8,741,188 - Chopra , et al. June 3, 2	2014-06-03
Photochromic compounds having at least two photochromic moieties Grant 8,647,538 - Lu , et al. February 11, 2	2014-02-11
Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans Grant 8,535,577 - Chopra , et al. September 17, 2	2013-09-17
Photochromic Materials Having Extended Pi-conjugated Systems And Compositions And Articles Including The Same App 20130065056 - Chopra; Anu ; et al.	2013-03-14
Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Grant 8,388,872 - Chopra , et al. March 5, 2	2013-03-05
Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans Grant 8,277,699 - Chopra , et al. October 2, 2	2012-10-02
Photochromic Materials That Include 6-amino Substituted Indeno-fused Naphthopyrans App 20120214992 - Chopra; Anu ; et al.	2012-08-23
Method Of Making Indeno-fused Naphthol Materials App 20120157696 - Chopra; Anu ; et al.	2012-06-21
Photochromic Compounds And Compositions App 20120156508 - He; Meng ; et al.	2012-06-21
Photochromic Materials That Include Indeno-Fused Naphthopyrans App 20120145973 - Bancroft; Kevin E. ; et al.	2012-06-14
Photochromic Materials Having Extended Pi-conjugated Systems And Compositions And Articles Including The Same App 20120145975 - Chopra; Anu ; et al.	2012-06-14
Photochromic Compounds Having At Least Two Photochromic Moieties App 20120136148 - Lu; Yunyi ; et al.	2012-05-31
Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Grant 8,158,037 - Chopra , et al. April 17, 2	2012-04-17
Photochromic materials having extended pi-conjugated systems and compositions and articles including the same Grant 8,147,725 - Chopra , et al. April 3, 2	2012-04-03
Photochromic Materials That Include 6-amino Substituted Indeno-fused Naphthopyrans App 20120053341 - Chopra; Anu ; et al.	2012-03-01
Photochromic Materials Having Extended Pi-conjugated Systems And Compositions And Articles Including The Same App 20110049445 - Chopra; Anu ; et al.	2011-03-03
Photochromic Materials Having Extended Pi-conjugated Systems And Compositions And Articles Including The Same App 20110042629 - Chopra; Anu ; et al.	2011-02-24
Method for preparing amino acid esters of nucleoside analogues App 20060178512 - Govindan; Cheruthur ; et al.	2006-08-10

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