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] => 18860744 [patent_doc_number] => 20230415179 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => LIQUID DISPENSING DEVICE FOR A HIGH PRESSURE CLEANING DEVICE AND METHOD FOR CONTROLLING A HIGH PRESSURE CLEANING DEVICE BY MEANS OF A LIQUID DISPENSING DEVICE [patent_app_type] => utility [patent_app_number] => 18/351161 [patent_app_country] => US [patent_app_date] => 2023-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18351161 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/351161
LIQUID DISPENSING DEVICE FOR A HIGH PRESSURE CLEANING DEVICE AND METHOD FOR CONTROLLING A HIGH PRESSURE CLEANING DEVICE BY MEANS OF A LIQUID DISPENSING DEVICE Jul 11, 2023 Pending
Array ( [id] => 19693517 [patent_doc_number] => 20250012062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => SHOWERHEAD HAVING MULTIPLE INTEGRATED MOUTING LOCATIONS [patent_app_type] => utility [patent_app_number] => 18/218295 [patent_app_country] => US [patent_app_date] => 2023-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3852 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18218295 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/218295
SHOWERHEAD HAVING MULTIPLE INTEGRATED MOUTING LOCATIONS Jul 4, 2023 Pending
Array ( [id] => 19690346 [patent_doc_number] => 20250008891 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => SOAK-AWAY [patent_app_type] => utility [patent_app_number] => 18/218514 [patent_app_country] => US [patent_app_date] => 2023-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18218514 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/218514
SOAK-AWAY Jul 4, 2023 Pending
Array ( [id] => 19690348 [patent_doc_number] => 20250008893 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => SYSTEMS, METHODS, AND APPARATUSES FOR IMPLEMENTING TILT MONITORING AND AUTOMATIC SAFETY SHUT-OFF FOR SELF-PROPELLED IRRIGATION TOWERS [patent_app_type] => utility [patent_app_number] => 18/217965 [patent_app_country] => US [patent_app_date] => 2023-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9898 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18217965 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/217965
SYSTEMS, METHODS, AND APPARATUSES FOR IMPLEMENTING TILT MONITORING AND AUTOMATIC SAFETY SHUT-OFF FOR SELF-PROPELLED IRRIGATION TOWERS Jul 2, 2023 Abandoned
Array ( [id] => 18738449 [patent_doc_number] => 20230347366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => METHODS OF DELIVERY OF ENCAPSULATED PERFLUOROCARBON TAGGANTS [patent_app_type] => utility [patent_app_number] => 18/218008 [patent_app_country] => US [patent_app_date] => 2023-07-03 [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] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18218008 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/218008
METHODS OF DELIVERY OF ENCAPSULATED PERFLUOROCARBON TAGGANTS Jul 2, 2023 Pending
Array ( [id] => 20328727 [patent_doc_number] => 12458987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Liquid diffuser device for irrigation systems [patent_app_type] => utility [patent_app_number] => 18/217557 [patent_app_country] => US [patent_app_date] => 2023-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18217557 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/217557
Liquid diffuser device for irrigation systems Jun 30, 2023 Issued
Array ( [id] => 18860741 [patent_doc_number] => 20230415176 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => SOLENOID VALVE FOR DISPENSING A FLUID AND RELATIVE SPARE PARTS KIT [patent_app_type] => utility [patent_app_number] => 18/338831 [patent_app_country] => US [patent_app_date] => 2023-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4233 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18338831 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/338831
SOLENOID VALVE FOR DISPENSING A FLUID AND RELATIVE SPARE PARTS KIT Jun 20, 2023 Pending
Array ( [id] => 18901792 [patent_doc_number] => 20240017277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => NOZZLE ASSEMBLY FOR APPLYING FLUIDS, SYSTEM COMPRISING SUCH A NOZZLE ASSEMBLY, AND METHOD FOR APPLYING FLUIDS [patent_app_type] => utility [patent_app_number] => 18/337528 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5445 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18337528 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/337528
Nozzle assembly for applying fluids, system comprising such a nozzle assembly, and method for applying fluids Jun 19, 2023 Issued
Array ( [id] => 19585143 [patent_doc_number] => 20240382700 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => SPRAY HEAD AND DEVICE FOR INTRANASAL SPRAYING OF LIQUID MEDICINE [patent_app_type] => utility [patent_app_number] => 18/268398 [patent_app_country] => US [patent_app_date] => 2023-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4471 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18268398 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/268398
SPRAY HEAD AND DEVICE FOR INTRANASAL SPRAYING OF LIQUID MEDICINE May 11, 2023 Abandoned
Array ( [id] => 19447768 [patent_doc_number] => 20240307898 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => FLUID DISCHARGE DEVICE [patent_app_type] => utility [patent_app_number] => 18/141679 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141679 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141679
FLUID DISCHARGE DEVICE Apr 30, 2023 Pending
Array ( [id] => 20157832 [patent_doc_number] => 12384437 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Paint sprayer [patent_app_type] => utility [patent_app_number] => 18/140851 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 0 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18140851 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/140851
Paint sprayer Apr 27, 2023 Issued
Array ( [id] => 20342223 [patent_doc_number] => 12465941 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Rigid-flexible coupled multi-hole spray gun device with variable size for spraying robot [patent_app_type] => utility [patent_app_number] => 18/700714 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 4630 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18700714 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/700714
Rigid-flexible coupled multi-hole spray gun device with variable size for spraying robot Apr 27, 2023 Issued
Array ( [id] => 18724811 [patent_doc_number] => 20230338973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => ANGLE ADAPTER FOR A POWDER SPRAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/304984 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7508 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [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] => 18304984 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/304984
Angle adapter for a powder spray device Apr 20, 2023 Issued
Array ( [id] => 20743115 [patent_doc_number] => 12642998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-02 [patent_title] => Water detection system and method for an indoor smoker [patent_app_type] => utility [patent_app_number] => 18/304995 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3292 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18304995 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/304995
Water detection system and method for an indoor smoker Apr 20, 2023 Issued
Array ( [id] => 19527150 [patent_doc_number] => 20240351052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => AERIAL NOZZLE CAP SYSTEM [patent_app_type] => utility [patent_app_number] => 18/302989 [patent_app_country] => US [patent_app_date] => 2023-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5784 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18302989 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/302989
AERIAL NOZZLE CAP SYSTEM Apr 18, 2023 Abandoned
Array ( [id] => 18551199 [patent_doc_number] => 20230249201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => Sprinkler device for delivery of an irrigation liquid and method of delivery using such device [patent_app_type] => utility [patent_app_number] => 18/301516 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18301516 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/301516
Sprinkler device for delivery of an irrigation liquid and method of delivery using such device Apr 16, 2023 Issued
Array ( [id] => 19478156 [patent_doc_number] => 20240326198 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => COMPACT ADJUSTABLE SPRAY NOZZLE TO PRECISELY TARGET AREAS FOR RINSING, REMOVING PARTICLES, AND IMPROVE HARDWARE CLEANLINESS [patent_app_type] => utility [patent_app_number] => 18/128555 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4899 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128555 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128555
COMPACT ADJUSTABLE SPRAY NOZZLE TO PRECISELY TARGET AREAS FOR RINSING, REMOVING PARTICLES, AND IMPROVE HARDWARE CLEANLINESS Mar 29, 2023 Pending
Array ( [id] => 18673628 [patent_doc_number] => 20230311134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => BLENDED JET SPRAY NOZZLE [patent_app_type] => utility [patent_app_number] => 18/127266 [patent_app_country] => US [patent_app_date] => 2023-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18127266 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/127266
Blended jet spray nozzle Mar 27, 2023 Issued
Array ( [id] => 18656580 [patent_doc_number] => 20230302481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => ADJUSTABLE HIGH REACH SPRINKLER HEAD [patent_app_type] => utility [patent_app_number] => 18/127292 [patent_app_country] => US [patent_app_date] => 2023-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4264 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18127292 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/127292
ADJUSTABLE HIGH REACH SPRINKLER HEAD Mar 27, 2023 Pending
Array ( [id] => 18523422 [patent_doc_number] => 20230234077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => MULTI-STREAM HOLLOW-CONE NOZZLE [patent_app_type] => utility [patent_app_number] => 18/101309 [patent_app_country] => US [patent_app_date] => 2023-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3442 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18101309 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/101309
MULTI-STREAM HOLLOW-CONE NOZZLE Jan 24, 2023 Pending
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