Search

Davis D. Hwu

Examiner (ID: 13943, Phone: (571)272-4904 , Office: P/3744 )

Most Active Art Unit
3752
Art Unit(s)
3752, 3753, 3763, 3744
Total Applications
3211
Issued Applications
2525
Pending Applications
134
Abandoned Applications
580

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4254236 [patent_doc_number] => 06279664 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-28 [patent_title] => 'Signaling fire extinguisher system' [patent_app_type] => 1 [patent_app_number] => 9/541559 [patent_app_country] => US [patent_app_date] => 2000-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1918 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/279/06279664.pdf [firstpage_image] =>[orig_patent_app_number] => 541559 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/541559
Signaling fire extinguisher system Apr 2, 2000 Issued
09/462595 DRINKING DEVICES Mar 26, 2000 Abandoned
Array ( [id] => 4364761 [patent_doc_number] => 06293348 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Low pressure actuator for dry sprinkler system' [patent_app_type] => 1 [patent_app_number] => 9/535599 [patent_app_country] => US [patent_app_date] => 2000-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5224 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/293/06293348.pdf [firstpage_image] =>[orig_patent_app_number] => 535599 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/535599
Low pressure actuator for dry sprinkler system Mar 26, 2000 Issued
Array ( [id] => 4331791 [patent_doc_number] => 06216792 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-17 [patent_title] => 'Portable fire hydrant' [patent_app_type] => 1 [patent_app_number] => 9/535192 [patent_app_country] => US [patent_app_date] => 2000-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 6214 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/216/06216792.pdf [firstpage_image] =>[orig_patent_app_number] => 535192 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/535192
Portable fire hydrant Mar 26, 2000 Issued
Array ( [id] => 1533521 [patent_doc_number] => 06336509 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-08 [patent_title] => 'Low pressure fast response bulb sprinklers' [patent_app_type] => B1 [patent_app_number] => 09/526908 [patent_app_country] => US [patent_app_date] => 2000-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 7224 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/336/06336509.pdf [firstpage_image] =>[orig_patent_app_number] => 09526908 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/526908
Low pressure fast response bulb sprinklers Mar 15, 2000 Issued
Array ( [id] => 4284445 [patent_doc_number] => 06250569 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Adjustable spraying head' [patent_app_type] => 1 [patent_app_number] => 9/524556 [patent_app_country] => US [patent_app_date] => 2000-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2357 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/250/06250569.pdf [firstpage_image] =>[orig_patent_app_number] => 524556 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/524556
Adjustable spraying head Mar 12, 2000 Issued
Array ( [id] => 1454281 [patent_doc_number] => 06390389 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-21 [patent_title] => 'Twin wire electric arc metalizing device' [patent_app_type] => B1 [patent_app_number] => 09/519593 [patent_app_country] => US [patent_app_date] => 2000-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5287 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/390/06390389.pdf [firstpage_image] =>[orig_patent_app_number] => 09519593 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/519593
Twin wire electric arc metalizing device Mar 5, 2000 Issued
Array ( [id] => 7063312 [patent_doc_number] => 20010042794 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Attachment method for piezoelectric elements' [patent_app_type] => new [patent_app_number] => 09/518882 [patent_app_country] => US [patent_app_date] => 2000-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4822 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20010042794.pdf [firstpage_image] =>[orig_patent_app_number] => 09518882 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/518882
Attachment method for piezoelectric elements Mar 5, 2000 Issued
Array ( [id] => 4380841 [patent_doc_number] => 06296196 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-02 [patent_title] => 'Control system for atomizing liquids with a piezoelectric vibrator' [patent_app_type] => 1 [patent_app_number] => 9/519560 [patent_app_country] => US [patent_app_date] => 2000-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 10759 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/296/06296196.pdf [firstpage_image] =>[orig_patent_app_number] => 519560 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/519560
Control system for atomizing liquids with a piezoelectric vibrator Mar 5, 2000 Issued
Array ( [id] => 1560912 [patent_doc_number] => 06375096 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Two component spray gun and nozzle attachment' [patent_app_type] => B1 [patent_app_number] => 09/516979 [patent_app_country] => US [patent_app_date] => 2000-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 5223 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/375/06375096.pdf [firstpage_image] =>[orig_patent_app_number] => 09516979 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/516979
Two component spray gun and nozzle attachment Feb 29, 2000 Issued
Array ( [id] => 4284377 [patent_doc_number] => 06250564 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Flow control system for sprayer nozzles' [patent_app_type] => 1 [patent_app_number] => 9/504188 [patent_app_country] => US [patent_app_date] => 2000-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3856 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/250/06250564.pdf [firstpage_image] =>[orig_patent_app_number] => 504188 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/504188
Flow control system for sprayer nozzles Feb 14, 2000 Issued
Array ( [id] => 4387961 [patent_doc_number] => 06230983 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-15 [patent_title] => 'Rotating valve member and fuel injector using same' [patent_app_type] => 1 [patent_app_number] => 9/500386 [patent_app_country] => US [patent_app_date] => 2000-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3135 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/230/06230983.pdf [firstpage_image] =>[orig_patent_app_number] => 500386 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/500386
Rotating valve member and fuel injector using same Feb 7, 2000 Issued
Array ( [id] => 4281958 [patent_doc_number] => 06186241 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Method and apparatus for automatic extinguishment of fires in deep fryers' [patent_app_type] => 1 [patent_app_number] => 9/500261 [patent_app_country] => US [patent_app_date] => 2000-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4375 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/186/06186241.pdf [firstpage_image] =>[orig_patent_app_number] => 500261 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/500261
Method and apparatus for automatic extinguishment of fires in deep fryers Feb 7, 2000 Issued
Array ( [id] => 4366580 [patent_doc_number] => 06293474 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Delivery system for dispensing volatiles' [patent_app_type] => 1 [patent_app_number] => 9/498859 [patent_app_country] => US [patent_app_date] => 2000-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4221 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/293/06293474.pdf [firstpage_image] =>[orig_patent_app_number] => 498859 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/498859
Delivery system for dispensing volatiles Feb 6, 2000 Issued
Array ( [id] => 4338249 [patent_doc_number] => 06199769 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'Apparatus and method for operating an adjustable-width axle assembly of a crop sprayer' [patent_app_type] => 1 [patent_app_number] => 9/496360 [patent_app_country] => US [patent_app_date] => 2000-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8804 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/199/06199769.pdf [firstpage_image] =>[orig_patent_app_number] => 496360 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/496360
Apparatus and method for operating an adjustable-width axle assembly of a crop sprayer Feb 1, 2000 Issued
Array ( [id] => 4250369 [patent_doc_number] => 06305617 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Oscillating disk dental hygiene device' [patent_app_type] => 1 [patent_app_number] => 9/495884 [patent_app_country] => US [patent_app_date] => 2000-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 5748 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/305/06305617.pdf [firstpage_image] =>[orig_patent_app_number] => 495884 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/495884
Oscillating disk dental hygiene device Jan 31, 2000 Issued
Array ( [id] => 745657 [patent_doc_number] => 07021569 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-04-04 [patent_title] => 'Fuel injection valve' [patent_app_type] => utility [patent_app_number] => 09/763972 [patent_app_country] => US [patent_app_date] => 2000-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5429 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/021/07021569.pdf [firstpage_image] =>[orig_patent_app_number] => 09763972 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/763972
Fuel injection valve Jan 25, 2000 Issued
Array ( [id] => 1367267 [patent_doc_number] => 06547167 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-15 [patent_title] => 'Fluid dispense tips' [patent_app_type] => B1 [patent_app_number] => 09/491615 [patent_app_country] => US [patent_app_date] => 2000-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 30 [patent_no_of_words] => 5438 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/547/06547167.pdf [firstpage_image] =>[orig_patent_app_number] => 09491615 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/491615
Fluid dispense tips Jan 25, 2000 Issued
Array ( [id] => 7637873 [patent_doc_number] => 06378778 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-30 [patent_title] => 'Snow gun' [patent_app_type] => B1 [patent_app_number] => 09/701785 [patent_app_country] => US [patent_app_date] => 2000-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 2383 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/378/06378778.pdf [firstpage_image] =>[orig_patent_app_number] => 09701785 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/701785
Snow gun Jan 21, 2000 Issued
Array ( [id] => 4239159 [patent_doc_number] => 06257341 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-10 [patent_title] => 'Compact affordable inert gas fire extinguishing system' [patent_app_type] => 1 [patent_app_number] => 9/489492 [patent_app_country] => US [patent_app_date] => 2000-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3143 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/257/06257341.pdf [firstpage_image] =>[orig_patent_app_number] => 489492 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/489492
Compact affordable inert gas fire extinguishing system Jan 20, 2000 Issued
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