Search

Jeffrey C. Pwu

Supervisory Patent Examiner (ID: 13897, Phone: (571)272-6798 , Office: P/2433 )

Most Active Art Unit
3742
Art Unit(s)
2446, 2478, 2832, 2143, 3624, 2433, 3742, 2164, 2165, 3628
Total Applications
474
Issued Applications
303
Pending Applications
74
Abandoned Applications
97

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18482818 [patent_doc_number] => 20230210103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => SPRAY DEVICE FOR SPRAYING LIQUID ON CROPS [patent_app_type] => utility [patent_app_number] => 18/000029 [patent_app_country] => US [patent_app_date] => 2021-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1803 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18000029 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/000029
Spray device for spraying liquid on crops May 24, 2021 Issued
Array ( [id] => 20114642 [patent_doc_number] => 12364325 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Fluid flow actuated tool [patent_app_type] => utility [patent_app_number] => 17/324915 [patent_app_country] => US [patent_app_date] => 2021-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 39 [patent_figures_cnt] => 71 [patent_no_of_words] => 7592 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17324915 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/324915
Fluid flow actuated tool May 18, 2021 Issued
Array ( [id] => 18450160 [patent_doc_number] => 20230191437 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => Discharge Apparatus for Air Vehicle [patent_app_type] => utility [patent_app_number] => 17/925865 [patent_app_country] => US [patent_app_date] => 2021-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13663 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17925865 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/925865
Discharge Apparatus for Air Vehicle May 17, 2021 Pending
Array ( [id] => 18467122 [patent_doc_number] => 20230201403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => Emitter and System for Discharge of a Decontaminating Liquid-Gas Stream [patent_app_type] => utility [patent_app_number] => 17/925964 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4821 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -39 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17925964 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/925964
Emitter and System for Discharge of a Decontaminating Liquid-Gas Stream May 16, 2021 Abandoned
Array ( [id] => 17051179 [patent_doc_number] => 20210260613 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => Device For Distributing Liquid In The Form Of Drops [patent_app_type] => utility [patent_app_number] => 17/318729 [patent_app_country] => US [patent_app_date] => 2021-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17318729 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/318729
Device For Distributing Liquid In The Form Of Drops May 11, 2021 Pending
Array ( [id] => 17155271 [patent_doc_number] => 20210316322 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-14 [patent_title] => Shower Head Assembly [patent_app_type] => utility [patent_app_number] => 17/244303 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2750 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 597 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17244303 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244303
Shower Head Assembly Apr 28, 2021 Abandoned
Array ( [id] => 18800391 [patent_doc_number] => 11833537 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Rotating sprinkler [patent_app_type] => utility [patent_app_number] => 17/243010 [patent_app_country] => US [patent_app_date] => 2021-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 3463 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [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] => 17243010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243010
Rotating sprinkler Apr 27, 2021 Issued
Array ( [id] => 17167912 [patent_doc_number] => 20210321582 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => CLOG RESISTANT PRESSURE COMPENSATING NOZZLE FOR DRIP IRRIGATION [patent_app_type] => utility [patent_app_number] => 17/232899 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7452 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17232899 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/232899
CLOG RESISTANT PRESSURE COMPENSATING NOZZLE FOR DRIP IRRIGATION Apr 15, 2021 Abandoned
Array ( [id] => 18289189 [patent_doc_number] => 11618047 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Low-cost intelligent integrated spraying pressure and flow detection device and method [patent_app_type] => utility [patent_app_number] => 17/604445 [patent_app_country] => US [patent_app_date] => 2021-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8591 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 436 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17604445 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/604445
Low-cost intelligent integrated spraying pressure and flow detection device and method Apr 12, 2021 Issued
Array ( [id] => 17928859 [patent_doc_number] => 20220323984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-13 [patent_title] => Sprinkler Clamp Assembly [patent_app_type] => utility [patent_app_number] => 17/225293 [patent_app_country] => US [patent_app_date] => 2021-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17225293 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/225293
Sprinkler Clamp Assembly Apr 7, 2021 Abandoned
Array ( [id] => 17910518 [patent_doc_number] => 20220312912 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => Atomizing Cooling Structure Attachable to an Umbrella [patent_app_type] => utility [patent_app_number] => 17/222309 [patent_app_country] => US [patent_app_date] => 2021-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1333 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17222309 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/222309
Atomizing Cooling Structure Attachable to an Umbrella Apr 4, 2021 Abandoned
Array ( [id] => 19042674 [patent_doc_number] => 11931750 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-19 [patent_title] => Hose nozzle [patent_app_type] => utility [patent_app_number] => 17/220577 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 6529 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17220577 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220577
Hose nozzle Mar 31, 2021 Issued
Array ( [id] => 17124920 [patent_doc_number] => 20210299688 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => RECYCLABLE VACUUM-DRIVEN DISPENSER [patent_app_type] => utility [patent_app_number] => 17/218929 [patent_app_country] => US [patent_app_date] => 2021-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17218929 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/218929
RECYCLABLE VACUUM-DRIVEN DISPENSER Mar 30, 2021 Abandoned
Array ( [id] => 16947142 [patent_doc_number] => 20210205833 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => HANGING CONNECTOR FOR FLEXIBLE SPRINKLER CONDUIT [patent_app_type] => utility [patent_app_number] => 17/210594 [patent_app_country] => US [patent_app_date] => 2021-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17210594 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/210594
HANGING CONNECTOR FOR FLEXIBLE SPRINKLER CONDUIT Mar 23, 2021 Pending
Array ( [id] => 19839359 [patent_doc_number] => 12251719 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-18 [patent_title] => Nozzle assembly for delivering an oscillating spray pattern [patent_app_type] => utility [patent_app_number] => 17/204251 [patent_app_country] => US [patent_app_date] => 2021-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 23 [patent_no_of_words] => 13517 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17204251 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/204251
Nozzle assembly for delivering an oscillating spray pattern Mar 16, 2021 Issued
Array ( [id] => 17213567 [patent_doc_number] => 20210346903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-11 [patent_title] => FLUID DISPENSING SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/189526 [patent_app_country] => US [patent_app_date] => 2021-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6610 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17189526 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/189526
FLUID DISPENSING SYSTEM AND METHOD Mar 1, 2021 Abandoned
Array ( [id] => 16900117 [patent_doc_number] => 20210179033 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => SYSTEM FOR WASHING MOTOR VEHICLE HEADLIGHTS [patent_app_type] => utility [patent_app_number] => 17/183458 [patent_app_country] => US [patent_app_date] => 2021-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1051 [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] => 17183458 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/183458
System for washing motor vehicle headlights Feb 23, 2021 Issued
Array ( [id] => 17828969 [patent_doc_number] => 20220266273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => POWDER COATING SPRAY GUN RESERVOIR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/180196 [patent_app_country] => US [patent_app_date] => 2021-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6270 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17180196 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/180196
POWDER COATING SPRAY GUN RESERVOIR ASSEMBLY Feb 18, 2021 Abandoned
Array ( [id] => 18374876 [patent_doc_number] => 20230149955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-05-18 [patent_title] => SPRAY GUN, IN PARTICULAR A PAINT SPRAY GUN [patent_app_type] => utility [patent_app_number] => 17/909142 [patent_app_country] => US [patent_app_date] => 2021-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11595 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17909142 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/909142
SPRAY GUN, IN PARTICULAR A PAINT SPRAY GUN Feb 17, 2021 Abandoned
Array ( [id] => 17719492 [patent_doc_number] => 20220212211 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => JET CARTRIDGES FOR JETTING FLUID MATERIAL, AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 17/177401 [patent_app_country] => US [patent_app_date] => 2021-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5326 [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] => 17177401 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/177401
Jet cartridges for jetting fluid material, and related methods Feb 16, 2021 Issued
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