Search

Junpeng Chen

Examiner (ID: 13969, Phone: (571)270-1112 , Office: P/2649 )

Most Active Art Unit
2645
Art Unit(s)
2649, 2618, 2645
Total Applications
1006
Issued Applications
699
Pending Applications
76
Abandoned Applications
249

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 11790112 [patent_doc_number] => 09399684 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-26 [patent_title] => 'Method for adjusting the average particle size of a spherical catalyst support' [patent_app_type] => utility [patent_app_number] => 13/901902 [patent_app_country] => US [patent_app_date] => 2013-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6806 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13901902 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/901902
Method for adjusting the average particle size of a spherical catalyst support May 23, 2013 Issued
Array ( [id] => 10256598 [patent_doc_number] => 20150141595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-05-21 [patent_title] => 'CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS' [patent_app_type] => utility [patent_app_number] => 14/406390 [patent_app_country] => US [patent_app_date] => 2013-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4973 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14406390 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/406390
CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS May 12, 2013 Abandoned
Array ( [id] => 10176078 [patent_doc_number] => 09206272 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-12-08 [patent_title] => 'Method for ethylene oligomerization' [patent_app_type] => utility [patent_app_number] => 14/378548 [patent_app_country] => US [patent_app_date] => 2013-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4612 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14378548 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/378548
Method for ethylene oligomerization May 9, 2013 Issued
Array ( [id] => 9069514 [patent_doc_number] => 20130261269 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-03 [patent_title] => 'CATALYST SYSTEMS AND THEIR USE FOR METATHESIS REACTIONS' [patent_app_type] => utility [patent_app_number] => 13/887882 [patent_app_country] => US [patent_app_date] => 2013-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20474 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13887882 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/887882
CATALYST SYSTEMS AND THEIR USE FOR METATHESIS REACTIONS May 5, 2013 Abandoned
Array ( [id] => 9175284 [patent_doc_number] => 20130317269 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-28 [patent_title] => 'Process for Obtaining Catalyst Composites MeAPO and Their Use in Conversion of Organics to Olefins' [patent_app_type] => utility [patent_app_number] => 13/867579 [patent_app_country] => US [patent_app_date] => 2013-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 13337 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13867579 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/867579
Process for Obtaining Catalyst Composites MeAPO and Their Use in Conversion of Organics to Olefins Apr 21, 2013 Abandoned
Array ( [id] => 9739737 [patent_doc_number] => 20140275457 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-18 [patent_title] => 'Polymerization Catalysts and Polymers' [patent_app_type] => utility [patent_app_number] => 13/799516 [patent_app_country] => US [patent_app_date] => 2013-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9045 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13799516 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/799516
Polymerization catalysts and polymers Mar 12, 2013 Issued
Array ( [id] => 10541862 [patent_doc_number] => 09266974 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-02-23 [patent_title] => 'Pumping apparatus and process for polymerization in loop reactors' [patent_app_type] => utility [patent_app_number] => 13/712752 [patent_app_country] => US [patent_app_date] => 2012-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8317 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13712752 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/712752
Pumping apparatus and process for polymerization in loop reactors Dec 11, 2012 Issued
Array ( [id] => 9250383 [patent_doc_number] => 08614162 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-24 [patent_title] => 'Catalyst composition with phosphorus-based donor and method' [patent_app_type] => utility [patent_app_number] => 13/710975 [patent_app_country] => US [patent_app_date] => 2012-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13114 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13710975 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/710975
Catalyst composition with phosphorus-based donor and method Dec 10, 2012 Issued
Array ( [id] => 8940667 [patent_doc_number] => 20130190464 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-07-25 [patent_title] => 'PROCESS FOR PRODUCING SOLID CATALYST COMPONENT FOR OLEFIN POLYMERIZATION' [patent_app_type] => utility [patent_app_number] => 13/649166 [patent_app_country] => US [patent_app_date] => 2012-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18300 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13649166 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/649166
PROCESS FOR PRODUCING SOLID CATALYST COMPONENT FOR OLEFIN POLYMERIZATION Oct 10, 2012 Abandoned
Array ( [id] => 9686724 [patent_doc_number] => 20140243489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-08-28 [patent_title] => 'CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS' [patent_app_type] => utility [patent_app_number] => 14/352625 [patent_app_country] => US [patent_app_date] => 2012-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4245 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14352625 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/352625
CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS Oct 10, 2012 Abandoned
Array ( [id] => 10898039 [patent_doc_number] => 08921253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-30 [patent_title] => 'Catalyst components for the polymerization of olefins' [patent_app_type] => utility [patent_app_number] => 14/352251 [patent_app_country] => US [patent_app_date] => 2012-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5497 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14352251 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/352251
Catalyst components for the polymerization of olefins Oct 9, 2012 Issued
Array ( [id] => 8721431 [patent_doc_number] => 20130072648 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-03-21 [patent_title] => 'SOLID CATALYST FOR OLEFIN POLYMERIZATION AND PROCESS FOR PRODUCING OLEFIN POLYMER' [patent_app_type] => utility [patent_app_number] => 13/623560 [patent_app_country] => US [patent_app_date] => 2012-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21829 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13623560 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/623560
SOLID CATALYST FOR OLEFIN POLYMERIZATION AND PROCESS FOR PRODUCING OLEFIN POLYMER Sep 19, 2012 Abandoned
Array ( [id] => 9042668 [patent_doc_number] => 20130245306 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-09-19 [patent_title] => 'TWO ATOM BRIDGED DICARBONATE COMPOUNDS AS INTERNAL DONORS IN CATALYSTS FOR POLYPROPYLENE MANUFACTURE' [patent_app_type] => utility [patent_app_number] => 13/610439 [patent_app_country] => US [patent_app_date] => 2012-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11325 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13610439 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/610439
TWO ATOM BRIDGED DICARBONATE COMPOUNDS AS INTERNAL DONORS IN CATALYSTS FOR POLYPROPYLENE MANUFACTURE Sep 10, 2012 Abandoned
Array ( [id] => 8660284 [patent_doc_number] => 20130041113 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-02-14 [patent_title] => 'PROPYLENE-BASED POLYMER, ARTICLES, AND PROCESS FOR PRODUCING SAME' [patent_app_type] => utility [patent_app_number] => 13/597536 [patent_app_country] => US [patent_app_date] => 2012-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11100 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13597536 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/597536
PROPYLENE-BASED POLYMER, ARTICLES, AND PROCESS FOR PRODUCING SAME Aug 28, 2012 Abandoned
Array ( [id] => 9311988 [patent_doc_number] => 08653206 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-02-18 [patent_title] => 'Operation of multi-reactor polyolefin manufacturing process' [patent_app_type] => utility [patent_app_number] => 13/596942 [patent_app_country] => US [patent_app_date] => 2012-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7899 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 367 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13596942 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/596942
Operation of multi-reactor polyolefin manufacturing process Aug 27, 2012 Issued
Array ( [id] => 9917902 [patent_doc_number] => 20150073108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-03-12 [patent_title] => 'HIGH SURFACE AREA SILICON DERIVATIVE FREE MAGNESIUM- TITANIUM CATALYST SYSTEM FOR ETHYLENE POLYMERIZATION AND PROCESS OF PREPARATION THEREOF' [patent_app_type] => utility [patent_app_number] => 14/367102 [patent_app_country] => US [patent_app_date] => 2012-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4632 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14367102 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/367102
HIGH SURFACE AREA SILICON DERIVATIVE FREE MAGNESIUM- TITANIUM CATALYST SYSTEM FOR ETHYLENE POLYMERIZATION AND PROCESS OF PREPARATION THEREOF Jul 25, 2012 Abandoned
Array ( [id] => 8612846 [patent_doc_number] => 20130018158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-01-17 [patent_title] => 'CATALYST WITH LOW SURFACE AREA' [patent_app_type] => utility [patent_app_number] => 13/548910 [patent_app_country] => US [patent_app_date] => 2012-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 10595 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13548910 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/548910
CATALYST WITH LOW SURFACE AREA Jul 12, 2012 Abandoned
Array ( [id] => 10635703 [patent_doc_number] => 09353198 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-05-31 [patent_title] => 'Method for polymerizing alpha-olefin' [patent_app_type] => utility [patent_app_number] => 14/130900 [patent_app_country] => US [patent_app_date] => 2012-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 9990 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14130900 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/130900
Method for polymerizing alpha-olefin Jul 2, 2012 Issued
Array ( [id] => 9166858 [patent_doc_number] => 08592536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-26 [patent_title] => 'Catalyst preparation using H2' [patent_app_type] => utility [patent_app_number] => 13/528196 [patent_app_country] => US [patent_app_date] => 2012-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11661 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13528196 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/528196
Catalyst preparation using H2 Jun 19, 2012 Issued
Array ( [id] => 9989581 [patent_doc_number] => 09034783 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-19 [patent_title] => 'Catalyst components for the polymerization of olefins' [patent_app_type] => utility [patent_app_number] => 14/125502 [patent_app_country] => US [patent_app_date] => 2012-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5025 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14125502 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/125502
Catalyst components for the polymerization of olefins Jun 14, 2012 Issued
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