Search

Jay C Chang

Examiner (ID: 9244, Phone: (571)272-6132 , Office: P/2895 )

Most Active Art Unit
2895
Art Unit(s)
2817, 2895
Total Applications
599
Issued Applications
443
Pending Applications
60
Abandoned Applications
96

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 15364535 [patent_doc_number] => 20200018032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => POWER UNIT WITH SALT SPREADER AND SALT SPREADER FOR USE THEREWITH [patent_app_type] => utility [patent_app_number] => 16/150784 [patent_app_country] => US [patent_app_date] => 2018-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24801 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [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] => 16150784 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/150784
Power unit with salt spreader and salt spreader for use therewith Oct 2, 2018 Issued
Array ( [id] => 15739045 [patent_doc_number] => 20200108410 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => Support Stand [patent_app_type] => utility [patent_app_number] => 16/150601 [patent_app_country] => US [patent_app_date] => 2018-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1080 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16150601 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/150601
Support Stand Oct 2, 2018 Abandoned
Array ( [id] => 14130767 [patent_doc_number] => 20190099773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-04-04 [patent_title] => TELESCOPIC LANCE, AND IN COMBINATION A TELESCOPIC LANCE AND A TRIGGER GUN [patent_app_type] => utility [patent_app_number] => 16/149827 [patent_app_country] => US [patent_app_date] => 2018-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3040 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16149827 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/149827
Telescopic lance, and in combination a telescopic lance and a trigger gun Oct 1, 2018 Issued
Array ( [id] => 15291565 [patent_doc_number] => 20190388918 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => VARIABLE PRESSURE SPRAYER [patent_app_type] => utility [patent_app_number] => 16/143721 [patent_app_country] => US [patent_app_date] => 2018-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2545 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16143721 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/143721
VARIABLE PRESSURE SPRAYER Sep 26, 2018 Abandoned
Array ( [id] => 15679211 [patent_doc_number] => 20200094269 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => Dual Spray Pattern Nozzles [patent_app_type] => utility [patent_app_number] => 16/140688 [patent_app_country] => US [patent_app_date] => 2018-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9607 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16140688 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/140688
Dual spray pattern nozzles Sep 24, 2018 Issued
Array ( [id] => 15614839 [patent_doc_number] => 20200077824 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => DRINKING STRAW FOR MIXING AND DRINKING BEVERAGES [patent_app_type] => utility [patent_app_number] => 16/127472 [patent_app_country] => US [patent_app_date] => 2018-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2659 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16127472 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/127472
Drinking straw for mixing and drinking beverages Sep 10, 2018 Issued
Array ( [id] => 16154269 [patent_doc_number] => 20200215367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-09 [patent_title] => SMALL FIRE EXTINGUISHER EQUIPPED WITH A ROTARY KNOB AT THE TOP [patent_app_type] => utility [patent_app_number] => 16/342673 [patent_app_country] => US [patent_app_date] => 2018-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3216 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16342673 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/342673
SMALL FIRE EXTINGUISHER EQUIPPED WITH A ROTARY KNOB AT THE TOP Sep 9, 2018 Abandoned
Array ( [id] => 13730759 [patent_doc_number] => 20180369847 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => Mobile Fragrance Discharge Device [patent_app_type] => utility [patent_app_number] => 16/121309 [patent_app_country] => US [patent_app_date] => 2018-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21453 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16121309 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/121309
Mobile Fragrance Discharge Device Sep 3, 2018 Abandoned
Array ( [id] => 14865623 [patent_doc_number] => 20190283053 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-09-19 [patent_title] => ELECTROSTATIC COATING MACHINE [patent_app_type] => utility [patent_app_number] => 16/335341 [patent_app_country] => US [patent_app_date] => 2018-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10866 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16335341 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/335341
Electrostatic coating machine Aug 15, 2018 Issued
Array ( [id] => 15525203 [patent_doc_number] => 20200054907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => FIRE EXTINGUISHING AGENT NOZZLE STRUCTURE [patent_app_type] => utility [patent_app_number] => 16/103478 [patent_app_country] => US [patent_app_date] => 2018-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16103478 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/103478
FIRE EXTINGUISHING AGENT NOZZLE STRUCTURE Aug 13, 2018 Abandoned
Array ( [id] => 15928911 [patent_doc_number] => 20200156089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => SPRAY HEAD [patent_app_type] => utility [patent_app_number] => 16/103558 [patent_app_country] => US [patent_app_date] => 2018-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16103558 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/103558
SPRAY HEAD Aug 13, 2018 Abandoned
Array ( [id] => 15491375 [patent_doc_number] => 20200045876 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => ACTIVE FLOW TUNING OF SECONDARY HEADER [patent_app_type] => utility [patent_app_number] => 16/100578 [patent_app_country] => US [patent_app_date] => 2018-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16100578 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/100578
ACTIVE FLOW TUNING OF SECONDARY HEADER Aug 9, 2018 Abandoned
Array ( [id] => 15453305 [patent_doc_number] => 20200039476 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => System for washing Motor Vehicle Headlights [patent_app_type] => utility [patent_app_number] => 16/054786 [patent_app_country] => US [patent_app_date] => 2018-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1024 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16054786 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/054786
System for washing motor vehicle headlights Aug 2, 2018 Issued
Array ( [id] => 16648962 [patent_doc_number] => 10926117 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-23 [patent_title] => Fire suppression systems [patent_app_type] => utility [patent_app_number] => 16/040188 [patent_app_country] => US [patent_app_date] => 2018-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3562 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16040188 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/040188
Fire suppression systems Jul 18, 2018 Issued
Array ( [id] => 15365023 [patent_doc_number] => 20200018276 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => MULTI-DIMPLE ORIFICE DISC FOR A FLUID INJECTOR, AND METHODS FOR CONSTRUCTING AND UTILIZING SAME [patent_app_type] => utility [patent_app_number] => 16/036591 [patent_app_country] => US [patent_app_date] => 2018-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3122 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16036591 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/036591
MULTI-DIMPLE ORIFICE DISC FOR A FLUID INJECTOR, AND METHODS FOR CONSTRUCTING AND UTILIZING SAME Jul 15, 2018 Abandoned
Array ( [id] => 13549547 [patent_doc_number] => 20180326321 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-15 [patent_title] => Device, system, and method for atomizer nozzle assembly [patent_app_type] => utility [patent_app_number] => 16/036281 [patent_app_country] => US [patent_app_date] => 2018-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16036281 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/036281
Device, system, and method for atomizer nozzle assembly Jul 15, 2018 Abandoned
Array ( [id] => 14949141 [patent_doc_number] => 10435831 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2019-10-08 [patent_title] => Fabric treating accessories and associated use thereof [patent_app_type] => utility [patent_app_number] => 16/034248 [patent_app_country] => US [patent_app_date] => 2018-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 5219 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 338 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16034248 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/034248
Fabric treating accessories and associated use thereof Jul 11, 2018 Issued
Array ( [id] => 13824731 [patent_doc_number] => 20190015850 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-01-17 [patent_title] => NOZZLE FOR SPRAYING LIQUID MEDIA [patent_app_type] => utility [patent_app_number] => 16/032224 [patent_app_country] => US [patent_app_date] => 2018-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2412 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16032224 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/032224
NOZZLE FOR SPRAYING LIQUID MEDIA Jul 10, 2018 Abandoned
Array ( [id] => 13520291 [patent_doc_number] => 20180311688 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-01 [patent_title] => POWDER GUN CONFIGURABLE FOR SUPPLY FROM VENTURI OR DENSE PHASE PUMP [patent_app_type] => utility [patent_app_number] => 16/029634 [patent_app_country] => US [patent_app_date] => 2018-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12935 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16029634 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/029634
Powder gun configurable for supply from venturi or dense phase pump Jul 7, 2018 Issued
Array ( [id] => 13520289 [patent_doc_number] => 20180311687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-01 [patent_title] => Glass atomizer and production method thereof [patent_app_type] => utility [patent_app_number] => 16/021225 [patent_app_country] => US [patent_app_date] => 2018-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2102 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16021225 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/021225
Glass atomizer and production method thereof Jun 27, 2018 Abandoned
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