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] => 17287312 [patent_doc_number] => 11203854 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-12-21 [patent_title] => Cubical support for a foot valve [patent_app_type] => utility [patent_app_number] => 16/934098 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7336 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 830 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16934098 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/934098
Cubical support for a foot valve Jul 20, 2020 Issued
Array ( [id] => 17220939 [patent_doc_number] => 11173423 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-11-16 [patent_title] => Spring filter system [patent_app_type] => utility [patent_app_number] => 16/933374 [patent_app_country] => US [patent_app_date] => 2020-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5287 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 324 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16933374 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/933374
Spring filter system Jul 19, 2020 Issued
Array ( [id] => 17975421 [patent_doc_number] => 11492268 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-08 [patent_title] => Water filtration and recycling system [patent_app_type] => utility [patent_app_number] => 16/932583 [patent_app_country] => US [patent_app_date] => 2020-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6469 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16932583 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/932583
Water filtration and recycling system Jul 16, 2020 Issued
Array ( [id] => 17527202 [patent_doc_number] => 11299879 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Inlet filter and method of use [patent_app_type] => utility [patent_app_number] => 16/923943 [patent_app_country] => US [patent_app_date] => 2020-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 20881 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 554 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16923943 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/923943
Inlet filter and method of use Jul 7, 2020 Issued
Array ( [id] => 17028783 [patent_doc_number] => 11090581 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-17 [patent_title] => Oil and water separation [patent_app_type] => utility [patent_app_number] => 16/912429 [patent_app_country] => US [patent_app_date] => 2020-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 7302 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16912429 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/912429
Oil and water separation Jun 24, 2020 Issued
Array ( [id] => 17314303 [patent_doc_number] => 20210403351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => HORIZONTAL-VERTICAL DRAIN BOARD-FLOCCULATION VACUUM PRELOADING SEDIMENT TREATMENT METHOD [patent_app_type] => utility [patent_app_number] => 16/910079 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2291 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 443 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16910079 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/910079
Horizontal-vertical drain board-flocculation vacuum preloading sediment treatment method Jun 23, 2020 Issued
Array ( [id] => 17420367 [patent_doc_number] => 11253798 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-22 [patent_title] => Nutrient removal filtration system and method [patent_app_type] => utility [patent_app_number] => 16/908888 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 15 [patent_no_of_words] => 5363 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16908888 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908888
Nutrient removal filtration system and method Jun 22, 2020 Issued
Array ( [id] => 16414373 [patent_doc_number] => 10822248 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-11-03 [patent_title] => Water filtration device and method for re-circulating filtered water in decorative waterways [patent_app_type] => utility [patent_app_number] => 16/908212 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 9025 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 638 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16908212 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908212
Water filtration device and method for re-circulating filtered water in decorative waterways Jun 21, 2020 Issued
Array ( [id] => 17292031 [patent_doc_number] => 20210387870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => SONICATION FOR SEPARATION OF MATERIALS IN FLUIDS [patent_app_type] => utility [patent_app_number] => 16/901482 [patent_app_country] => US [patent_app_date] => 2020-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16246 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16901482 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/901482
Sonication for separation of materials in fluids Jun 14, 2020 Issued
Array ( [id] => 17291273 [patent_doc_number] => 20210387112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => Oil and grit separator system with twin vortex [patent_app_type] => utility [patent_app_number] => 16/901238 [patent_app_country] => US [patent_app_date] => 2020-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16901238 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/901238
Oil and grit separator system with twin vortex Jun 14, 2020 Abandoned
Array ( [id] => 17697483 [patent_doc_number] => 11371201 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-06-28 [patent_title] => Systems, apparatus and methods for collecting debris from a body of water [patent_app_type] => utility [patent_app_number] => 16/899200 [patent_app_country] => US [patent_app_date] => 2020-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 51 [patent_no_of_words] => 38715 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16899200 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/899200
Systems, apparatus and methods for collecting debris from a body of water Jun 10, 2020 Issued
Array ( [id] => 16940114 [patent_doc_number] => 11052329 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-07-06 [patent_title] => Launder cover system [patent_app_type] => utility [patent_app_number] => 16/899111 [patent_app_country] => US [patent_app_date] => 2020-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 7961 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16899111 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/899111
Launder cover system Jun 10, 2020 Issued
Array ( [id] => 17059228 [patent_doc_number] => 11103810 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-31 [patent_title] => Clog-resistant inlet for a conduit of a water treatment system [patent_app_type] => utility [patent_app_number] => 16/893975 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 26 [patent_no_of_words] => 12551 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16893975 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/893975
Clog-resistant inlet for a conduit of a water treatment system Jun 4, 2020 Issued
Array ( [id] => 16641152 [patent_doc_number] => 10918974 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-02-16 [patent_title] => Particle seperator [patent_app_type] => utility [patent_app_number] => 16/893759 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 20 [patent_no_of_words] => 8490 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 326 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16893759 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/893759
Particle seperator Jun 4, 2020 Issued
Array ( [id] => 16755641 [patent_doc_number] => 10974173 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-04-13 [patent_title] => Portable drainage system for bulk granular materials [patent_app_type] => utility [patent_app_number] => 15/929877 [patent_app_country] => US [patent_app_date] => 2020-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1897 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15929877 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/929877
Portable drainage system for bulk granular materials May 26, 2020 Issued
Array ( [id] => 16736099 [patent_doc_number] => 10961737 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Swimming pool skimmer including slidable weir gate and related methods [patent_app_type] => utility [patent_app_number] => 16/882646 [patent_app_country] => US [patent_app_date] => 2020-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 3165 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16882646 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/882646
Swimming pool skimmer including slidable weir gate and related methods May 24, 2020 Issued
Array ( [id] => 16422431 [patent_doc_number] => 20200347629 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => SWIMMING POOL SKIMMER INCLUDING SLIDABLE WEIR GATE AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 16/882639 [patent_app_country] => US [patent_app_date] => 2020-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 16882639 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/882639
Swimming pool skimmer including slidable weir gate and related methods May 24, 2020 Issued
Array ( [id] => 16298314 [patent_doc_number] => 20200284037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => SUMP DRAIN APPARATUS, SYSTEM, AND METHOD OF CONSTRUCTION [patent_app_type] => utility [patent_app_number] => 16/882148 [patent_app_country] => US [patent_app_date] => 2020-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10705 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16882148 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/882148
Sump drain apparatus, system, and method of construction May 21, 2020 Issued
Array ( [id] => 17357281 [patent_doc_number] => 20220018077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => WATER-OIL SEPARATION DEVICE [patent_app_type] => utility [patent_app_number] => 17/297569 [patent_app_country] => US [patent_app_date] => 2020-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7335 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17297569 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/297569
Water-oil separation device May 18, 2020 Issued
Array ( [id] => 16743640 [patent_doc_number] => 10968616 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-04-06 [patent_title] => Water drainage system [patent_app_type] => utility [patent_app_number] => 16/870820 [patent_app_country] => US [patent_app_date] => 2020-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 16 [patent_no_of_words] => 3815 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [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] => 16870820 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/870820
Water drainage system May 7, 2020 Issued
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