Dongfang Hongsheng New Energy Application Technology Research Institute Co., Ltd
Patent Owner
Stats
- 3 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jun 30, 2016 most recent publication
Details
- 3 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 4 Total Citation Count
- Apr 21, 2014 Earliest Filing
- 2 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9090842 Method for refining polyoxymethylene dialkyl ethers by catalytic hydrogenation using a slurry bedApr 21, 14Jul 28, 15[C08G, C10L, C07C, C08L]
9057034 Method for synthesizing polyoxymethylene dimethyl ethersApr 21, 14Jun 16, 15[C08G, C10L, C07C]
9051524 Method for refining polyoxymethylene dialkyl ethers by catalytic hydrogenation using a fixed bedApr 21, 14Jun 09, 15[C08G, C10L, C07C]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2016/0185,902 CONTINUOUS REACTION DEVICE FOR SYNTHESIZING POLYOXYMETHYLENE DIMETHYL ETHERSAbandonedDec 28, 15Jun 30, 16[C08G, B01J]
2016/0168,307 METHOD FOR PRODUCING POLYOXYMETHYLENE DIMETHYL ETHERS FROM FEEDSTOCK OF CONCENTRATED FORMALDEHYDEAbandonedDec 10, 15Jun 16, 16[C08G]
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