Tian-pong Chang
Examiner (ID: 2992, Phone: (571)272-4989 , Office: P/2136 )
Most Active Art Unit | 2136 |
Art Unit(s) | 2186, 2136 |
Total Applications | 197 |
Issued Applications | 129 |
Pending Applications | 0 |
Abandoned Applications | 68 |
Applications
Application number | Title of the application | Filing Date | Status |
---|---|---|---|
Array
(
[id] => 12177805
[patent_doc_number] => 20180036741
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-02-08
[patent_title] => 'Cleaning and Dewatering Fine Coal'
[patent_app_type] => utility
[patent_app_number] => 15/786079
[patent_app_country] => US
[patent_app_date] => 2017-10-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 8645
[patent_no_of_claims] => 16
[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] => 15786079
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/786079 | Cleaning and dewatering fine coal | Oct 16, 2017 | Issued |
Array
(
[id] => 13566159
[patent_doc_number] => 20180334627
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-11-22
[patent_title] => ADDITIVE COMPOSITIONS THAT IMPROVE THE STABILITY AND THE ENGINE PERFORMANCES OF DIESEL FUELS
[patent_app_type] => utility
[patent_app_number] => 15/786170
[patent_app_country] => US
[patent_app_date] => 2017-10-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 7297
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 71
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15786170
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/786170 | Additive compositions that improve the stability and the engine performances of diesel fuels | Oct 16, 2017 | Issued |
Array
(
[id] => 12219062
[patent_doc_number] => 20180057421
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-03-01
[patent_title] => 'ALKYLATE BASE OIL OF BIOLOGICAL ORIGIN'
[patent_app_type] => utility
[patent_app_number] => 15/730872
[patent_app_country] => US
[patent_app_date] => 2017-10-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 9865
[patent_no_of_claims] => 14
[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] => 15730872
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/730872 | Alkylate base oil of biological origin | Oct 11, 2017 | Issued |
Array
(
[id] => 17097226
[patent_doc_number] => 20210285017
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-09-16
[patent_title] => METHOD AND SYSTEM FOR IMPROVING THE GREENHOUSE GAS EMISSION REDUCTION PERFORMANCE OF BIOGENIC FUELS, HEATING MEDIUMS AND COMBUSTION MATERIALS AND/OR FOR ENRICHING AGRICULTURAL AREAS WITH CARBON-CONTAINING HUMUS
[patent_app_type] => utility
[patent_app_number] => 16/339596
[patent_app_country] => US
[patent_app_date] => 2017-10-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 66615
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -38
[patent_words_short_claim] => 180
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16339596
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/339596 | METHOD AND SYSTEM FOR IMPROVING THE GREENHOUSE GAS EMISSION REDUCTION PERFORMANCE OF BIOGENIC FUELS, HEATING MEDIUMS AND COMBUSTION MATERIALS AND/OR FOR ENRICHING AGRICULTURAL AREAS WITH CARBON-CONTAINING HUMUS | Oct 5, 2017 | Pending |
Array
(
[id] => 12178899
[patent_doc_number] => 20180037835
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-02-08
[patent_title] => 'ENERGY PELLET'
[patent_app_type] => utility
[patent_app_number] => 15/723351
[patent_app_country] => US
[patent_app_date] => 2017-10-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 2393
[patent_no_of_claims] => 13
[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] => 15723351
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/723351 | ENERGY PELLET | Oct 2, 2017 | Abandoned |
Array
(
[id] => 15435939
[patent_doc_number] => 20200032153
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-01-30
[patent_title] => Method for Producing HydroCarbon-Based Synthetic Fuel By Adding Water to Hyrocarbon-Based Fuel Oil
[patent_app_type] => utility
[patent_app_number] => 16/337824
[patent_app_country] => US
[patent_app_date] => 2017-09-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 14288
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16337824
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/337824 | Method for Producing HydroCarbon-Based Synthetic Fuel By Adding Water to Hyrocarbon-Based Fuel Oil | Sep 27, 2017 | Abandoned |
Array
(
[id] => 15454889
[patent_doc_number] => 20200040269
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2020-02-06
[patent_title] => FUEL COMPRISING KETONE(S)
[patent_app_type] => utility
[patent_app_number] => 16/337853
[patent_app_country] => US
[patent_app_date] => 2017-09-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5874
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -15
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16337853
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/337853 | Fuel comprising ketone(s) | Sep 26, 2017 | Issued |
Array
(
[id] => 13703133
[patent_doc_number] => 20170362521
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-12-21
[patent_title] => Process for Producing Biodiesel and Related Products
[patent_app_type] => utility
[patent_app_number] => 15/693655
[patent_app_country] => US
[patent_app_date] => 2017-09-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5394
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -11
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15693655
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/693655 | Process for producing biodiesel and related products | Aug 31, 2017 | Issued |
Array
(
[id] => 12119036
[patent_doc_number] => 20180002622
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-01-04
[patent_title] => 'Process of Making Biochar From Beneficiated Organic-Carbon-Containing Feedstock'
[patent_app_type] => utility
[patent_app_number] => 15/692155
[patent_app_country] => US
[patent_app_date] => 2017-08-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 28
[patent_figures_cnt] => 28
[patent_no_of_words] => 24765
[patent_no_of_claims] => 14
[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] => 15692155
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/692155 | Process of Making Biochar From Beneficiated Organic-Carbon-Containing Feedstock | Aug 30, 2017 | Abandoned |
Array
(
[id] => 14468263
[patent_doc_number] => 20190185774
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-06-20
[patent_title] => FUELS AND IGNITION AIDS MADE OF MODIFIED, RENEWABLE RAW MATERIALS
[patent_app_type] => utility
[patent_app_number] => 16/327094
[patent_app_country] => US
[patent_app_date] => 2017-08-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 3454
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -9
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16327094
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/327094 | FUELS AND IGNITION AIDS MADE OF MODIFIED, RENEWABLE RAW MATERIALS | Aug 21, 2017 | Abandoned |
Array
(
[id] => 14439521
[patent_doc_number] => 20190177633
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-06-13
[patent_title] => METHOD FOR MANUFACTURING A LUBRICITY ADDITIVE FOR FUEL HAVING A LOW SULFUR CONTENT
[patent_app_type] => utility
[patent_app_number] => 16/326025
[patent_app_country] => US
[patent_app_date] => 2017-08-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5762
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -12
[patent_words_short_claim] => 96
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16326025
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/326025 | METHOD FOR MANUFACTURING A LUBRICITY ADDITIVE FOR FUEL HAVING A LOW SULFUR CONTENT | Aug 15, 2017 | Abandoned |
Array
(
[id] => 17200360
[patent_doc_number] => 20210340455
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2021-11-04
[patent_title] => Briquettes
[patent_app_type] => utility
[patent_app_number] => 16/325701
[patent_app_country] => US
[patent_app_date] => 2017-08-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5510
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -24
[patent_words_short_claim] => 16
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16325701
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/325701 | Briquettes | Aug 13, 2017 | Pending |
Array
(
[id] => 13717717
[patent_doc_number] => 20170369813
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-12-28
[patent_title] => DIELECTRIC NANOLUBRICANT COMPOSITIONS
[patent_app_type] => utility
[patent_app_number] => 15/675231
[patent_app_country] => US
[patent_app_date] => 2017-08-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 11779
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -28
[patent_words_short_claim] => 68
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15675231
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/675231 | Dielectric nanolubricant compositions | Aug 10, 2017 | Issued |
Array
(
[id] => 13841033
[patent_doc_number] => 20190024001
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-24
[patent_title] => BIODIESEL FUEL MIXTURES
[patent_app_type] => utility
[patent_app_number] => 15/653213
[patent_app_country] => US
[patent_app_date] => 2017-07-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6660
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 2
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15653213
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/653213 | Biodiesel fuel mixtures | Jul 17, 2017 | Issued |
Array
(
[id] => 12024659
[patent_doc_number] => 20170314758
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-11-02
[patent_title] => 'Process of Producing Biochar From Beneficiated Organic-Carbon-Containing Feedstock'
[patent_app_type] => utility
[patent_app_number] => 15/647786
[patent_app_country] => US
[patent_app_date] => 2017-07-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 23
[patent_figures_cnt] => 23
[patent_no_of_words] => 20114
[patent_no_of_claims] => 3
[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] => 15647786
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/647786 | Process of Producing Biochar From Beneficiated Organic-Carbon-Containing Feedstock | Jul 11, 2017 | Abandoned |
Array
(
[id] => 13778485
[patent_doc_number] => 20190002781
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-03
[patent_title] => MEANS OF PROCESSING BIOMASS FOR USE IN INTERNAL COMBUSTION ENGINES
[patent_app_type] => utility
[patent_app_number] => 15/637582
[patent_app_country] => US
[patent_app_date] => 2017-06-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 5108
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -13
[patent_words_short_claim] => 112
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15637582
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/637582 | MEANS OF PROCESSING BIOMASS FOR USE IN INTERNAL COMBUSTION ENGINES | Jun 28, 2017 | Abandoned |
Array
(
[id] => 15356041
[patent_doc_number] => 10526623
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-01-07
[patent_title] => Oil composition and method of recovering same
[patent_app_type] => utility
[patent_app_number] => 15/631420
[patent_app_country] => US
[patent_app_date] => 2017-06-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 11306
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 130
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15631420
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/631420 | Oil composition and method of recovering same | Jun 22, 2017 | Issued |
Array
(
[id] => 13622639
[patent_doc_number] => 20180362871
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-12-20
[patent_title] => Campfire Stand and Fuel Kit
[patent_app_type] => utility
[patent_app_number] => 15/624696
[patent_app_country] => US
[patent_app_date] => 2017-06-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 1277
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -18
[patent_words_short_claim] => 26
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15624696
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/624696 | Campfire Stand and Fuel Kit | Jun 14, 2017 | Abandoned |
Array
(
[id] => 11956316
[patent_doc_number] => 20170260467
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2017-09-14
[patent_title] => 'METHOD FOR PREVENTION OF BIODETERIORATION OF FUELS'
[patent_app_type] => utility
[patent_app_number] => 15/609988
[patent_app_country] => US
[patent_app_date] => 2017-05-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 14
[patent_figures_cnt] => 14
[patent_no_of_words] => 4567
[patent_no_of_claims] => 18
[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] => 15609988
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/609988 | Method for prevention of biodeterioration of fuels | May 30, 2017 | Issued |
Array
(
[id] => 13591819
[patent_doc_number] => 20180347458
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-12-06
[patent_title] => SYSTEM AND METHOD FOR IMPROVING TURBOMACHINERY FUEL QUALITY
[patent_app_type] => utility
[patent_app_number] => 15/608669
[patent_app_country] => US
[patent_app_date] => 2017-05-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
[patent_figures_cnt] => 0
[patent_no_of_words] => 6236
[patent_no_of_claims] => 0
[patent_no_of_ind_claims] => -17
[patent_words_short_claim] => 85
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15608669
[rel_patent_id] =>[rel_patent_doc_number] =>) 15/608669 | SYSTEM AND METHOD FOR IMPROVING TURBOMACHINERY FUEL QUALITY | May 29, 2017 | Abandoned |