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] => 6572909 [patent_doc_number] => 20100096476 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-22 [patent_title] => 'Distribution tube assembly for irrigation' [patent_app_type] => utility [patent_app_number] => 12/560098 [patent_app_country] => US [patent_app_date] => 2009-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4858 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0096/20100096476.pdf [firstpage_image] =>[orig_patent_app_number] => 12560098 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/560098
Distribution tube assembly for irrigation Sep 14, 2009 Abandoned
Array ( [id] => 8304489 [patent_doc_number] => 08226017 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-07-24 [patent_title] => 'Multipurpose fluid distribution system' [patent_app_type] => utility [patent_app_number] => 12/559299 [patent_app_country] => US [patent_app_date] => 2009-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7177 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12559299 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/559299
Multipurpose fluid distribution system Sep 13, 2009 Issued
Array ( [id] => 6067263 [patent_doc_number] => 20110042489 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-24 [patent_title] => 'Laminar flow water jet with illumination enhancer' [patent_app_type] => utility [patent_app_number] => 12/461624 [patent_app_country] => US [patent_app_date] => 2009-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3302 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20110042489.pdf [firstpage_image] =>[orig_patent_app_number] => 12461624 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/461624
Laminar flow water jet with illumination enhancer Aug 17, 2009 Issued
Array ( [id] => 10089402 [patent_doc_number] => 09126210 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2015-09-08 [patent_title] => 'Efficient premixing fuel-air nozzle system' [patent_app_type] => utility [patent_app_number] => 12/538935 [patent_app_country] => US [patent_app_date] => 2009-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 5703 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12538935 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/538935
Efficient premixing fuel-air nozzle system Aug 10, 2009 Issued
Array ( [id] => 8420345 [patent_doc_number] => 08276830 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-10-02 [patent_title] => 'No leakage or dripping air-scenting device' [patent_app_type] => utility [patent_app_number] => 12/462367 [patent_app_country] => US [patent_app_date] => 2009-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1672 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12462367 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/462367
No leakage or dripping air-scenting device Jul 31, 2009 Issued
Array ( [id] => 8553654 [patent_doc_number] => 08328121 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-12-11 [patent_title] => 'Multihole injector' [patent_app_type] => utility [patent_app_number] => 12/512522 [patent_app_country] => US [patent_app_date] => 2009-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 4477 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12512522 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/512522
Multihole injector Jul 29, 2009 Issued
Array ( [id] => 6355363 [patent_doc_number] => 20100078182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-01 [patent_title] => 'DEVICE FOR GENERATING AND STORING ELECTRICAL OR MECHANICAL ENERGY, AND METHOD FOR FIRE AVOIDANCE' [patent_app_type] => utility [patent_app_number] => 12/512267 [patent_app_country] => US [patent_app_date] => 2009-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2401 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0078/20100078182.pdf [firstpage_image] =>[orig_patent_app_number] => 12512267 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/512267
DEVICE FOR GENERATING AND STORING ELECTRICAL OR MECHANICAL ENERGY, AND METHOD FOR FIRE AVOIDANCE Jul 29, 2009 Abandoned
Array ( [id] => 6245991 [patent_doc_number] => 20100025052 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-04 [patent_title] => 'Arrangement for Preventing Fires' [patent_app_type] => utility [patent_app_number] => 12/512130 [patent_app_country] => US [patent_app_date] => 2009-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2231 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0025/20100025052.pdf [firstpage_image] =>[orig_patent_app_number] => 12512130 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/512130
Arrangement for Preventing Fires Jul 29, 2009 Abandoned
Array ( [id] => 7480036 [patent_doc_number] => 20110233313 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-29 [patent_title] => 'FLUID INJECTION DEVICE' [patent_app_type] => utility [patent_app_number] => 13/119259 [patent_app_country] => US [patent_app_date] => 2009-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4464 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0233/20110233313.pdf [firstpage_image] =>[orig_patent_app_number] => 13119259 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/119259
FLUID INJECTION DEVICE Jul 28, 2009 Abandoned
Array ( [id] => 6144552 [patent_doc_number] => 20110017479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-27 [patent_title] => 'METHOD OF EXTINGUISHING A FIRE AND THE EXTINGUISHER' [patent_app_type] => utility [patent_app_number] => 12/507547 [patent_app_country] => US [patent_app_date] => 2009-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3108 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20110017479.pdf [firstpage_image] =>[orig_patent_app_number] => 12507547 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/507547
METHOD OF EXTINGUISHING A FIRE AND THE EXTINGUISHER Jul 21, 2009 Abandoned
Array ( [id] => 5988652 [patent_doc_number] => 20110011955 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-20 [patent_title] => 'PARALLEL CIRCUIT FUEL FILTRATION FOR FUEL INJECTORS' [patent_app_type] => utility [patent_app_number] => 12/505906 [patent_app_country] => US [patent_app_date] => 2009-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2188 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20110011955.pdf [firstpage_image] =>[orig_patent_app_number] => 12505906 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/505906
Parallel circuit fuel filtration for fuel injectors Jul 19, 2009 Issued
Array ( [id] => 6246822 [patent_doc_number] => 20100025549 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-02-04 [patent_title] => 'Structure for fixing reducer for sprinkler in side wall' [patent_app_type] => utility [patent_app_number] => 12/460549 [patent_app_country] => US [patent_app_date] => 2009-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 10512 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0025/20100025549.pdf [firstpage_image] =>[orig_patent_app_number] => 12460549 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/460549
Structure for fixing reducer for sprinkler in side wall Jul 19, 2009 Issued
Array ( [id] => 7533832 [patent_doc_number] => 08047454 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-01 [patent_title] => 'Structure for fixing reducer for sprinkler in side wall' [patent_app_type] => utility [patent_app_number] => 12/460554 [patent_app_country] => US [patent_app_date] => 2009-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 10520 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/047/08047454.pdf [firstpage_image] =>[orig_patent_app_number] => 12460554 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/460554
Structure for fixing reducer for sprinkler in side wall Jul 19, 2009 Issued
Array ( [id] => 6176946 [patent_doc_number] => 20110121099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-05-26 [patent_title] => 'SPRAYING DEVICE' [patent_app_type] => utility [patent_app_number] => 12/737494 [patent_app_country] => US [patent_app_date] => 2009-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 14651 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0121/20110121099.pdf [firstpage_image] =>[orig_patent_app_number] => 12737494 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/737494
Spraying device Jul 19, 2009 Issued
Array ( [id] => 6334986 [patent_doc_number] => 20100019072 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-28 [patent_title] => 'LAND APPLICATION VEHICLE, LOADING APPARATUS AND MATERIAL HANDLING SYSTEM AND METHOD FOR SEMI-SOLID MATERIAL' [patent_app_type] => utility [patent_app_number] => 12/505499 [patent_app_country] => US [patent_app_date] => 2009-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6040 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20100019072.pdf [firstpage_image] =>[orig_patent_app_number] => 12505499 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/505499
LAND APPLICATION VEHICLE, LOADING APPARATUS AND MATERIAL HANDLING SYSTEM AND METHOD FOR SEMI-SOLID MATERIAL Jul 18, 2009 Abandoned
Array ( [id] => 8662790 [patent_doc_number] => 08376246 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-19 [patent_title] => 'Novelty drinking straw with flow regulator' [patent_app_type] => utility [patent_app_number] => 12/460366 [patent_app_country] => US [patent_app_date] => 2009-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 12992 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12460366 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/460366
Novelty drinking straw with flow regulator Jul 16, 2009 Issued
Array ( [id] => 6334964 [patent_doc_number] => 20100019066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-28 [patent_title] => 'INJECTION VALVE' [patent_app_type] => utility [patent_app_number] => 12/504732 [patent_app_country] => US [patent_app_date] => 2009-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2365 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0019/20100019066.pdf [firstpage_image] =>[orig_patent_app_number] => 12504732 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/504732
Injection valve Jul 16, 2009 Issued
Array ( [id] => 8079059 [patent_doc_number] => 08146840 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-04-03 [patent_title] => 'Electrostatic painting method and apparatus' [patent_app_type] => utility [patent_app_number] => 12/503378 [patent_app_country] => US [patent_app_date] => 2009-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5119 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/146/08146840.pdf [firstpage_image] =>[orig_patent_app_number] => 12503378 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/503378
Electrostatic painting method and apparatus Jul 14, 2009 Issued
Array ( [id] => 6461237 [patent_doc_number] => 20100006671 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-14 [patent_title] => 'SPRAYER AND MEDIA CARTRIDGE THEREFOR' [patent_app_type] => utility [patent_app_number] => 12/502577 [patent_app_country] => US [patent_app_date] => 2009-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 3838 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0006/20100006671.pdf [firstpage_image] =>[orig_patent_app_number] => 12502577 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/502577
Sprayer and media cartridge therefor Jul 13, 2009 Issued
Array ( [id] => 8547756 [patent_doc_number] => 08322632 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-12-04 [patent_title] => 'Internal mixing spray gun' [patent_app_type] => utility [patent_app_number] => 12/502527 [patent_app_country] => US [patent_app_date] => 2009-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 6884 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12502527 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/502527
Internal mixing spray gun Jul 13, 2009 Issued
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