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] => 4247595 [patent_doc_number] => 06305429 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Double walled pipe structures' [patent_app_type] => 1 [patent_app_number] => 9/284468 [patent_app_country] => US [patent_app_date] => 1999-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 2243 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/305/06305429.pdf [firstpage_image] =>[orig_patent_app_number] => 284468 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/284468
Double walled pipe structures Jul 7, 1999 Issued
Array ( [id] => 4219159 [patent_doc_number] => 06089475 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Electromagnetically operated valve' [patent_app_type] => 1 [patent_app_number] => 9/297957 [patent_app_country] => US [patent_app_date] => 1999-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2644 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/089/06089475.pdf [firstpage_image] =>[orig_patent_app_number] => 297957 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/297957
Electromagnetically operated valve Jul 7, 1999 Issued
Array ( [id] => 4139141 [patent_doc_number] => 06155500 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Piezoelectric actuator and fuel-injection apparatus using the actuator' [patent_app_type] => 1 [patent_app_number] => 9/340163 [patent_app_country] => US [patent_app_date] => 1999-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6273 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/155/06155500.pdf [firstpage_image] =>[orig_patent_app_number] => 340163 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/340163
Piezoelectric actuator and fuel-injection apparatus using the actuator Jun 27, 1999 Issued
Array ( [id] => 4404402 [patent_doc_number] => 06193174 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Air handling system for an advanced web former' [patent_app_type] => 1 [patent_app_number] => 9/337784 [patent_app_country] => US [patent_app_date] => 1999-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1983 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/193/06193174.pdf [firstpage_image] =>[orig_patent_app_number] => 337784 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/337784
Air handling system for an advanced web former Jun 21, 1999 Issued
09/284158 IMPULSE EXTINGUISHER Jun 20, 1999 Abandoned
Array ( [id] => 4391326 [patent_doc_number] => 06237861 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Window deicer and anti-icer' [patent_app_type] => 1 [patent_app_number] => 9/329183 [patent_app_country] => US [patent_app_date] => 1999-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2078 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/237/06237861.pdf [firstpage_image] =>[orig_patent_app_number] => 329183 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/329183
Window deicer and anti-icer Jun 9, 1999 Issued
Array ( [id] => 4084133 [patent_doc_number] => 06065500 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-23 [patent_title] => 'Expandable tubing' [patent_app_type] => 1 [patent_app_number] => 9/319558 [patent_app_country] => US [patent_app_date] => 1999-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 904 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/065/06065500.pdf [firstpage_image] =>[orig_patent_app_number] => 319558 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/319558
Expandable tubing Jun 7, 1999 Issued
Array ( [id] => 4067706 [patent_doc_number] => 06131820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Discharge valve assembly for trigger sprayer' [patent_app_type] => 1 [patent_app_number] => 9/323160 [patent_app_country] => US [patent_app_date] => 1999-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 12 [patent_no_of_words] => 4331 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/131/06131820.pdf [firstpage_image] =>[orig_patent_app_number] => 323160 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/323160
Discharge valve assembly for trigger sprayer May 31, 1999 Issued
Array ( [id] => 4226519 [patent_doc_number] => 06135365 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Air spray gun type coating device' [patent_app_type] => 1 [patent_app_number] => 9/316963 [patent_app_country] => US [patent_app_date] => 1999-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1481 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/135/06135365.pdf [firstpage_image] =>[orig_patent_app_number] => 316963 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/316963
Air spray gun type coating device May 23, 1999 Issued
Array ( [id] => 4253008 [patent_doc_number] => 06244522 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-12 [patent_title] => 'Nozzle assembly for dispensing head' [patent_app_type] => 1 [patent_app_number] => 9/309656 [patent_app_country] => US [patent_app_date] => 1999-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3831 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/244/06244522.pdf [firstpage_image] =>[orig_patent_app_number] => 309656 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/309656
Nozzle assembly for dispensing head May 9, 1999 Issued
Array ( [id] => 4137117 [patent_doc_number] => 06113005 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-05 [patent_title] => 'Water pipeline foreign matter obstruction remover' [patent_app_type] => 1 [patent_app_number] => 9/305667 [patent_app_country] => US [patent_app_date] => 1999-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4020 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 549 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/113/06113005.pdf [firstpage_image] =>[orig_patent_app_number] => 305667 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/305667
Water pipeline foreign matter obstruction remover May 4, 1999 Issued
Array ( [id] => 4171758 [patent_doc_number] => 06152386 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-28 [patent_title] => 'Handgun and hose assembly for dispensing liquids' [patent_app_type] => 1 [patent_app_number] => 9/301789 [patent_app_country] => US [patent_app_date] => 1999-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 1 [patent_no_of_words] => 2927 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/152/06152386.pdf [firstpage_image] =>[orig_patent_app_number] => 301789 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/301789
Handgun and hose assembly for dispensing liquids Apr 28, 1999 Issued
Array ( [id] => 4166074 [patent_doc_number] => 06158674 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Liquid dispenser with multiple nozzles' [patent_app_type] => 1 [patent_app_number] => 9/301288 [patent_app_country] => US [patent_app_date] => 1999-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1348 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/158/06158674.pdf [firstpage_image] =>[orig_patent_app_number] => 301288 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/301288
Liquid dispenser with multiple nozzles Apr 27, 1999 Issued
Array ( [id] => 4342595 [patent_doc_number] => 06167916 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-02 [patent_title] => 'Multi-purpose underground utility conduit system' [patent_app_type] => 1 [patent_app_number] => 9/289739 [patent_app_country] => US [patent_app_date] => 1999-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2674 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/167/06167916.pdf [firstpage_image] =>[orig_patent_app_number] => 289739 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/289739
Multi-purpose underground utility conduit system Apr 11, 1999 Issued
Array ( [id] => 4067806 [patent_doc_number] => 06131827 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Nozzle hole plate and its manufacturing method' [patent_app_type] => 1 [patent_app_number] => 9/274995 [patent_app_country] => US [patent_app_date] => 1999-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 23 [patent_no_of_words] => 5968 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/131/06131827.pdf [firstpage_image] =>[orig_patent_app_number] => 274995 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/274995
Nozzle hole plate and its manufacturing method Mar 23, 1999 Issued
Array ( [id] => 4388750 [patent_doc_number] => 06237694 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Explosion-protecting and extinguishing safety device' [patent_app_type] => 1 [patent_app_number] => 9/147881 [patent_app_country] => US [patent_app_date] => 1999-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 10193 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/237/06237694.pdf [firstpage_image] =>[orig_patent_app_number] => 147881 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/147881
Explosion-protecting and extinguishing safety device Mar 17, 1999 Issued
Array ( [id] => 4219081 [patent_doc_number] => 06089470 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Control valve assembly for pumps and injectors' [patent_app_type] => 1 [patent_app_number] => 9/265685 [patent_app_country] => US [patent_app_date] => 1999-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 4558 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/089/06089470.pdf [firstpage_image] =>[orig_patent_app_number] => 265685 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/265685
Control valve assembly for pumps and injectors Mar 9, 1999 Issued
Array ( [id] => 4214598 [patent_doc_number] => 06116525 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-12 [patent_title] => 'Hydrant diffuser' [patent_app_type] => 1 [patent_app_number] => 9/263533 [patent_app_country] => US [patent_app_date] => 1999-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2045 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/116/06116525.pdf [firstpage_image] =>[orig_patent_app_number] => 263533 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/263533
Hydrant diffuser Mar 4, 1999 Issued
Array ( [id] => 4058197 [patent_doc_number] => 06068204 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Hose end dispenser' [patent_app_type] => 1 [patent_app_number] => 9/262196 [patent_app_country] => US [patent_app_date] => 1999-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3442 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/068/06068204.pdf [firstpage_image] =>[orig_patent_app_number] => 262196 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/262196
Hose end dispenser Mar 3, 1999 Issued
Array ( [id] => 4096327 [patent_doc_number] => 06044912 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-04 [patent_title] => 'Sprinkler head' [patent_app_type] => 1 [patent_app_number] => 9/260891 [patent_app_country] => US [patent_app_date] => 1999-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3513 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/044/06044912.pdf [firstpage_image] =>[orig_patent_app_number] => 260891 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/260891
Sprinkler head Mar 1, 1999 Issued
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