Search

Sihar A. Karwan

Examiner (ID: 18825, Phone: (571)272-2747 , Office: P/2422 )

Most Active Art Unit
2422
Art Unit(s)
2422, 3658, 3664
Total Applications
453
Issued Applications
234
Pending Applications
73
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20402551 [patent_doc_number] => 12492522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => System for applying snow and ice removal and traction-improving products [patent_app_type] => utility [patent_app_number] => 17/827345 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17827345 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/827345
System for applying snow and ice removal and traction-improving products May 26, 2022 Issued
Array ( [id] => 18786609 [patent_doc_number] => 20230374762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => SHOWER COLUMN WITH LIFTABLE SHOWERHEAD [patent_app_type] => utility [patent_app_number] => 17/750685 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17750685 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/750685
SHOWER COLUMN WITH LIFTABLE SHOWERHEAD May 22, 2022 Pending
Array ( [id] => 18786609 [patent_doc_number] => 20230374762 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => SHOWER COLUMN WITH LIFTABLE SHOWERHEAD [patent_app_type] => utility [patent_app_number] => 17/750685 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17750685 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/750685
SHOWER COLUMN WITH LIFTABLE SHOWERHEAD May 22, 2022 Pending
Array ( [id] => 18916052 [patent_doc_number] => 11878318 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Ultrasonic atomizer with acoustic focusing device [patent_app_type] => utility [patent_app_number] => 17/748219 [patent_app_country] => US [patent_app_date] => 2022-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 4820 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17748219 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/748219
Ultrasonic atomizer with acoustic focusing device May 18, 2022 Issued
Array ( [id] => 19298063 [patent_doc_number] => 20240226629 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK [patent_app_type] => utility [patent_app_number] => 18/547558 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18547558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547558
ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK May 9, 2022 Pending
Array ( [id] => 19298063 [patent_doc_number] => 20240226629 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK [patent_app_type] => utility [patent_app_number] => 18/547558 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18547558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547558
ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK May 9, 2022 Pending
Array ( [id] => 19298063 [patent_doc_number] => 20240226629 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK [patent_app_type] => utility [patent_app_number] => 18/547558 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18547558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547558
ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK May 8, 2022 Pending
Array ( [id] => 19298063 [patent_doc_number] => 20240226629 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK [patent_app_type] => utility [patent_app_number] => 18/547558 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9903 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18547558 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547558
ELECTRONICALLY ACTIVATED SPRINKLER INTERLOCK May 8, 2022 Pending
Array ( [id] => 19090147 [patent_doc_number] => 11951570 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Treating a target via a modular precision delivery system [patent_app_type] => utility [patent_app_number] => 17/737000 [patent_app_country] => US [patent_app_date] => 2022-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 80 [patent_figures_cnt] => 80 [patent_no_of_words] => 59957 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17737000 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/737000
Treating a target via a modular precision delivery system May 3, 2022 Issued
Array ( [id] => 19113542 [patent_doc_number] => 20240125292 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => INJECTOR WITH INTEGRATED FILTER [patent_app_type] => utility [patent_app_number] => 18/546303 [patent_app_country] => US [patent_app_date] => 2022-04-25 [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] => -17 [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] => 18546303 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/546303
INJECTOR WITH INTEGRATED FILTER Apr 24, 2022 Pending
Array ( [id] => 17911857 [patent_doc_number] => 20220314252 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => TRIGGER SPRAYER ASSEMBLY WITH DUAL VALVE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/712494 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4750 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17712494 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/712494
TRIGGER SPRAYER ASSEMBLY WITH DUAL VALVE SYSTEM Apr 3, 2022 Abandoned
Array ( [id] => 17911858 [patent_doc_number] => 20220314253 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => TRIGGER SPRAYER WITH AN IMPROVED TRIGGER AND PISTON ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/712478 [patent_app_country] => US [patent_app_date] => 2022-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5195 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17712478 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/712478
TRIGGER SPRAYER WITH AN IMPROVED TRIGGER AND PISTON ASSEMBLY Apr 3, 2022 Abandoned
Array ( [id] => 17721479 [patent_doc_number] => 20220214201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-07 [patent_title] => PRODUCT DISTRIBUTION DEVICE WITH SECTION CONTROL MONITORING [patent_app_type] => utility [patent_app_number] => 17/700443 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3144 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17700443 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/700443
PRODUCT DISTRIBUTION DEVICE WITH SECTION CONTROL MONITORING Mar 20, 2022 Pending
Array ( [id] => 17865699 [patent_doc_number] => 20220288434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => BUILDING EXTERIOR FIRE SUPPRESSION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/689752 [patent_app_country] => US [patent_app_date] => 2022-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17689752 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/689752
BUILDING EXTERIOR FIRE SUPPRESSION SYSTEM Mar 7, 2022 Abandoned
Array ( [id] => 17865699 [patent_doc_number] => 20220288434 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => BUILDING EXTERIOR FIRE SUPPRESSION SYSTEM [patent_app_type] => utility [patent_app_number] => 17/689752 [patent_app_country] => US [patent_app_date] => 2022-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17689752 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/689752
BUILDING EXTERIOR FIRE SUPPRESSION SYSTEM Mar 7, 2022 Abandoned
Array ( [id] => 19520064 [patent_doc_number] => 12121764 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-22 [patent_title] => Fire extinguishing devices with fire predicting function [patent_app_type] => utility [patent_app_number] => 17/677480 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5151 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17677480 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/677480
Fire extinguishing devices with fire predicting function Feb 21, 2022 Issued
Array ( [id] => 19203516 [patent_doc_number] => 20240175415 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => INJECTION NOZZLE, FUEL INJECTOR HAVING INJECTION NOZZLE [patent_app_type] => utility [patent_app_number] => 18/551669 [patent_app_country] => US [patent_app_date] => 2022-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2211 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18551669 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/551669
INJECTION NOZZLE, FUEL INJECTOR HAVING INJECTION NOZZLE Feb 15, 2022 Pending
Array ( [id] => 18994820 [patent_doc_number] => 11911640 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => AI-driven off-grid fire prevention system and method [patent_app_type] => utility [patent_app_number] => 17/585662 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 9014 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17585662 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/585662
AI-driven off-grid fire prevention system and method Jan 26, 2022 Issued
Array ( [id] => 19730419 [patent_doc_number] => 12208406 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Multi-nozzle spray disk for automatic makeup machine [patent_app_type] => utility [patent_app_number] => 17/581149 [patent_app_country] => US [patent_app_date] => 2022-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 7228 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17581149 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/581149
Multi-nozzle spray disk for automatic makeup machine Jan 20, 2022 Issued
Array ( [id] => 19089919 [patent_doc_number] => 11951341 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-09 [patent_title] => Aircraft propulsion assembly having a ventilation system and a fire-fighting system [patent_app_type] => utility [patent_app_number] => 17/575389 [patent_app_country] => US [patent_app_date] => 2022-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4781 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17575389 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/575389
Aircraft propulsion assembly having a ventilation system and a fire-fighting system Jan 12, 2022 Issued
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