Search

Jianfeng Song

Examiner (ID: 19, Phone: (571)270-1978 , Office: P/1613 )

Most Active Art Unit
1613
Art Unit(s)
1613
Total Applications
844
Issued Applications
401
Pending Applications
101
Abandoned Applications
325

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15647421 [patent_doc_number] => 20200086240 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => Continuous Dewatering Recirculation System with Integral Coal Combustion Residual High Flow Plate Separator [patent_app_type] => utility [patent_app_number] => 16/694492 [patent_app_country] => US [patent_app_date] => 2019-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3030 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16694492 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/694492
Continuous dewatering recirculation system with integral coal combustion residual high flow plate separator Nov 24, 2019 Issued
Array ( [id] => 16014107 [patent_doc_number] => 20200181896 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-11 [patent_title] => CONSTRUCTION SINK AND METHOD FOR USING THE SAME [patent_app_type] => utility [patent_app_number] => 16/691935 [patent_app_country] => US [patent_app_date] => 2019-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16691935 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/691935
CONSTRUCTION SINK AND METHOD FOR USING THE SAME Nov 21, 2019 Abandoned
Array ( [id] => 15932313 [patent_doc_number] => 20200157790 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => RETROFIT DRAIN APPARATUS AND METHOD OF INSTALLATION [patent_app_type] => utility [patent_app_number] => 16/684352 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4281 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16684352 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/684352
Retrofit drain apparatus and method of installation Nov 13, 2019 Issued
Array ( [id] => 17344184 [patent_doc_number] => 20220010515 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => A Device For Collecting Waste From Water [patent_app_type] => utility [patent_app_number] => 17/294388 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5248 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 17294388 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294388
Device for collecting waste from water Nov 13, 2019 Issued
Array ( [id] => 17342510 [patent_doc_number] => 20220008841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => A VORTEX INDUCING DEVICE AND A METHOD OF USE THEREOF FOR CONCENTRATING SEDIMENT IN A WATER TANK [patent_app_type] => utility [patent_app_number] => 17/309251 [patent_app_country] => US [patent_app_date] => 2019-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2652 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17309251 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/309251
Vortex inducing device and a method of use thereof for concentrating sediment in a water tank Nov 12, 2019 Issued
Array ( [id] => 16742340 [patent_doc_number] => 10967311 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-04-06 [patent_title] => Irrigation water filtering system and method of use [patent_app_type] => utility [patent_app_number] => 16/671884 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2470 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16671884 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671884
Irrigation water filtering system and method of use Oct 31, 2019 Issued
Array ( [id] => 17570990 [patent_doc_number] => 11319247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-03 [patent_title] => Fine grit classifier [patent_app_type] => utility [patent_app_number] => 16/659079 [patent_app_country] => US [patent_app_date] => 2019-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 19 [patent_no_of_words] => 5219 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16659079 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/659079
Fine grit classifier Oct 20, 2019 Issued
Array ( [id] => 15798279 [patent_doc_number] => 20200122282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-23 [patent_title] => CUTTING FLUID TANK FOR MACHINE TOOL [patent_app_type] => utility [patent_app_number] => 16/597228 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16597228 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/597228
CUTTING FLUID TANK FOR MACHINE TOOL Oct 8, 2019 Abandoned
Array ( [id] => 17334974 [patent_doc_number] => 20220001305 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => METHOD AND APPARATUS FOR REDUCING THE WATER CONTENT OF WASTE WATER SLUDGE [patent_app_type] => utility [patent_app_number] => 17/290010 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2896 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17290010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/290010
Method and apparatus for reducing the water content of waste water sludge Oct 8, 2019 Issued
Array ( [id] => 15769701 [patent_doc_number] => 20200115868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => Hybrid water filtering cleaning and quality monitoring device [patent_app_type] => utility [patent_app_number] => 16/597717 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1014 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16597717 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/597717
Hybrid water filtering cleaning and quality monitoring device Oct 8, 2019 Abandoned
Array ( [id] => 17713852 [patent_doc_number] => 11377837 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-05 [patent_title] => Immiscible liquids separation apparatus and method [patent_app_type] => utility [patent_app_number] => 17/279833 [patent_app_country] => US [patent_app_date] => 2019-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3489 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17279833 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/279833
Immiscible liquids separation apparatus and method Sep 19, 2019 Issued
Array ( [id] => 15741321 [patent_doc_number] => 20200109548 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => EROSION AND SEDIMENT CONTROL ABOVE GRATE BASED INLET FILTER SYSTEM INCLUDING HIGH TRAFFIC EMBODIMENTS [patent_app_type] => utility [patent_app_number] => 16/574726 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16574726 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/574726
Erosion and sediment control above grate based inlet filter system including high traffic embodiments Sep 17, 2019 Issued
Array ( [id] => 18259942 [patent_doc_number] => 11607628 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Systems and processes for automated sand separation [patent_app_type] => utility [patent_app_number] => 16/573723 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4439 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16573723 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/573723
Systems and processes for automated sand separation Sep 16, 2019 Issued
Array ( [id] => 16800556 [patent_doc_number] => 10995483 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-05-04 [patent_title] => Berm and filter system [patent_app_type] => utility [patent_app_number] => 16/566564 [patent_app_country] => US [patent_app_date] => 2019-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 7531 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16566564 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/566564
Berm and filter system Sep 9, 2019 Issued
Array ( [id] => 15293211 [patent_doc_number] => 20190389741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => ENHANCED FOAM FRACTIONATION OF OIL PHASE FROM AQUEOUS/OIL MIXED PHASE VIA INCREASED VISCOELASTICITY [patent_app_type] => utility [patent_app_number] => 16/554237 [patent_app_country] => US [patent_app_date] => 2019-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19171 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16554237 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/554237
Enhanced foam fractionation of oil phase from aqueous/oil mixed phase via increased viscoelasticity Aug 27, 2019 Issued
Array ( [id] => 17783812 [patent_doc_number] => 11406917 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-09 [patent_title] => Oil droplet flotation unit with weirs and hydraulic means [patent_app_type] => utility [patent_app_number] => 17/270214 [patent_app_country] => US [patent_app_date] => 2019-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 9385 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17270214 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/270214
Oil droplet flotation unit with weirs and hydraulic means Aug 21, 2019 Issued
Array ( [id] => 17155182 [patent_doc_number] => 20210316233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => SOLID-LIQUID SEPARATOR [patent_app_type] => utility [patent_app_number] => 17/270694 [patent_app_country] => US [patent_app_date] => 2019-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17270694 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/270694
Solid-liquid separator Aug 21, 2019 Issued
Array ( [id] => 16901361 [patent_doc_number] => 20210180277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => System for the cleaning of rivers and streams [patent_app_type] => utility [patent_app_number] => 17/271516 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2616 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17271516 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/271516
System for the cleaning of rivers and streams Aug 4, 2019 Issued
Array ( [id] => 16461251 [patent_doc_number] => 10844588 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-24 [patent_title] => Stormwater drain inserts [patent_app_type] => utility [patent_app_number] => 16/531891 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 2953 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16531891 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/531891
Stormwater drain inserts Aug 4, 2019 Issued
Array ( [id] => 17858791 [patent_doc_number] => 11439931 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-13 [patent_title] => Water separating residue filtration unit for high-pressure non-destructive water excavation [patent_app_type] => utility [patent_app_number] => 17/266725 [patent_app_country] => US [patent_app_date] => 2019-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2432 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17266725 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/266725
Water separating residue filtration unit for high-pressure non-destructive water excavation Aug 4, 2019 Issued
Menu