Search

Kuen S Lu

Examiner (ID: 11165, Phone: (571)272-4114 , Office: P/2156 )

Most Active Art Unit
2156
Art Unit(s)
2167, 2156, 2169, 2177
Total Applications
1326
Issued Applications
1083
Pending Applications
72
Abandoned Applications
171

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6235846 [patent_doc_number] => 20020042966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-18 [patent_title] => 'Vacuum cleaning tool with pear-shaped turbine chamber' [patent_app_type] => new [patent_app_number] => 09/943498 [patent_app_country] => US [patent_app_date] => 2001-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3612 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20020042966.pdf [firstpage_image] =>[orig_patent_app_number] => 09943498 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/943498
Vacuum cleaning tool with pear-shaped turbine chamber Aug 29, 2001 Issued
Array ( [id] => 6343680 [patent_doc_number] => 20020056169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-16 [patent_title] => 'Inverter control circuit of motor-driven blower for electric vacuum cleaner, drive control circuit using the same, and electric vacuum cleaner using drive control circuit' [patent_app_type] => new [patent_app_number] => 09/940434 [patent_app_country] => US [patent_app_date] => 2001-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6128 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0056/20020056169.pdf [firstpage_image] =>[orig_patent_app_number] => 09940434 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/940434
Inverter control circuit of motor-driven blower for electric vacuum cleaner, drive control circuit using the same, and electric vacuum cleaner using drive control circuit Aug 28, 2001 Issued
Array ( [id] => 1589117 [patent_doc_number] => 06490753 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-10 [patent_title] => 'Steam cleaner' [patent_app_type] => B1 [patent_app_number] => 09/939612 [patent_app_country] => US [patent_app_date] => 2001-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 2476 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/490/06490753.pdf [firstpage_image] =>[orig_patent_app_number] => 09939612 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/939612
Steam cleaner Aug 27, 2001 Issued
Array ( [id] => 5811490 [patent_doc_number] => 20020038491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-04 [patent_title] => 'Passage system of vacuum cleaner' [patent_app_type] => new [patent_app_number] => 09/933949 [patent_app_country] => US [patent_app_date] => 2001-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3496 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20020038491.pdf [firstpage_image] =>[orig_patent_app_number] => 09933949 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/933949
Passage system of vacuum cleaner Aug 21, 2001 Issued
Array ( [id] => 6836345 [patent_doc_number] => 20030033685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-20 [patent_title] => 'VACUUM CLEANING WHEEL AND VACUUM APPLICATOR' [patent_app_type] => new [patent_app_number] => 09/931382 [patent_app_country] => US [patent_app_date] => 2001-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3229 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0033/20030033685.pdf [firstpage_image] =>[orig_patent_app_number] => 09931382 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/931382
Vacuum cleaning wheel and vacuum applicator Aug 16, 2001 Issued
Array ( [id] => 6266546 [patent_doc_number] => 20020104186 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-08 [patent_title] => 'Blower tube for air-jet type cleaner' [patent_app_type] => new [patent_app_number] => 09/925750 [patent_app_country] => US [patent_app_date] => 2001-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2937 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0104/20020104186.pdf [firstpage_image] =>[orig_patent_app_number] => 09925750 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/925750
Blower tube for air-jet type cleaner Aug 8, 2001 Issued
Array ( [id] => 6104614 [patent_doc_number] => 20020170139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-21 [patent_title] => 'NOZZLE ATTACHMENT FOR A VACUUM CLEANER' [patent_app_type] => new [patent_app_number] => 09/909024 [patent_app_country] => US [patent_app_date] => 2001-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3277 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0170/20020170139.pdf [firstpage_image] =>[orig_patent_app_number] => 09909024 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/909024
Nozzle attachment for a vacuum cleaner Jul 18, 2001 Issued
Array ( [id] => 1381591 [patent_doc_number] => 06523222 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-02-25 [patent_title] => 'Airflow shut-off mechanism for vacuum cleaner' [patent_app_type] => B2 [patent_app_number] => 09/907077 [patent_app_country] => US [patent_app_date] => 2001-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6159 [patent_no_of_claims] => 22 [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/06/523/06523222.pdf [firstpage_image] =>[orig_patent_app_number] => 09907077 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/907077
Airflow shut-off mechanism for vacuum cleaner Jul 16, 2001 Issued
Array ( [id] => 6647482 [patent_doc_number] => 20030007788 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-09 [patent_title] => 'STEAM CLEANER' [patent_app_type] => new [patent_app_number] => 09/899238 [patent_app_country] => US [patent_app_date] => 2001-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1938 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0007/20030007788.pdf [firstpage_image] =>[orig_patent_app_number] => 09899238 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/899238
Steam cleaner Jul 5, 2001 Issued
Array ( [id] => 7075989 [patent_doc_number] => 20010039691 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-15 [patent_title] => 'Air filtering self-propelled upright vacuum cleaner' [patent_app_type] => new [patent_app_number] => 09/899010 [patent_app_country] => US [patent_app_date] => 2001-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 17 [patent_no_of_words] => 8171 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0039/20010039691.pdf [firstpage_image] =>[orig_patent_app_number] => 09899010 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/899010
Vacuum cleaner with thermal cutoff Jul 2, 2001 Issued
Array ( [id] => 6932712 [patent_doc_number] => 20010054212 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-27 [patent_title] => 'Rechargeable industrial broom' [patent_app_type] => new [patent_app_number] => 09/894147 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3444 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20010054212.pdf [firstpage_image] =>[orig_patent_app_number] => 09894147 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/894147
Rechargeable industrial broom Jun 27, 2001 Abandoned
Array ( [id] => 1344585 [patent_doc_number] => 06564421 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-05-20 [patent_title] => 'Multi functional cleaning module of manufacturing apparatus for flat panel display and cleaning apparatus using the same' [patent_app_type] => B2 [patent_app_number] => 09/894625 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 25 [patent_no_of_words] => 3136 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/564/06564421.pdf [firstpage_image] =>[orig_patent_app_number] => 09894625 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/894625
Multi functional cleaning module of manufacturing apparatus for flat panel display and cleaning apparatus using the same Jun 27, 2001 Issued
Array ( [id] => 6313340 [patent_doc_number] => 20020194699 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-26 [patent_title] => 'Upright vacuum cleaner having detachable upright handle' [patent_app_type] => new [patent_app_number] => 09/886963 [patent_app_country] => US [patent_app_date] => 2001-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 3774 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0194/20020194699.pdf [firstpage_image] =>[orig_patent_app_number] => 09886963 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/886963
Upright vacuum cleaner having detachable upright handle Jun 20, 2001 Issued
Array ( [id] => 1465388 [patent_doc_number] => 06405406 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-18 [patent_title] => 'Device capable of collecting and drawing dust' [patent_app_type] => B1 [patent_app_number] => 09/880073 [patent_app_country] => US [patent_app_date] => 2001-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1197 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/405/06405406.pdf [firstpage_image] =>[orig_patent_app_number] => 09880073 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/880073
Device capable of collecting and drawing dust Jun 13, 2001 Issued
Array ( [id] => 6374862 [patent_doc_number] => 20020178533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-05 [patent_title] => 'CONVERTIBLE BLOWER PORT FOR VACUUM CLEANER' [patent_app_type] => new [patent_app_number] => 09/867069 [patent_app_country] => US [patent_app_date] => 2001-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4846 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0178/20020178533.pdf [firstpage_image] =>[orig_patent_app_number] => 09867069 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/867069
Convertible blower port for vacuum cleaner May 28, 2001 Issued
Array ( [id] => 1488134 [patent_doc_number] => 06401294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-06-11 [patent_title] => 'Upright extracton cleaning machine with handle mounting' [patent_app_type] => B2 [patent_app_number] => 09/864847 [patent_app_country] => US [patent_app_date] => 2001-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 26 [patent_no_of_words] => 14715 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/401/06401294.pdf [firstpage_image] =>[orig_patent_app_number] => 09864847 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/864847
Upright extracton cleaning machine with handle mounting May 23, 2001 Issued
Array ( [id] => 6297147 [patent_doc_number] => 20020092124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-18 [patent_title] => 'Suction nozzle for cleaning apparatuses such as vacuum cleaners, electric brushes or similar' [patent_app_type] => new [patent_app_number] => 09/859530 [patent_app_country] => US [patent_app_date] => 2001-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2286 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0092/20020092124.pdf [firstpage_image] =>[orig_patent_app_number] => 09859530 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/859530
Suction nozzle for cleaning apparatuses such as vacuum cleaners, electric brushes or similar May 17, 2001 Issued
Array ( [id] => 6042550 [patent_doc_number] => 20020166196 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-11-14 [patent_title] => 'Conversion valve assembly' [patent_app_type] => new [patent_app_number] => 09/851769 [patent_app_country] => US [patent_app_date] => 2001-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3336 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0166/20020166196.pdf [firstpage_image] =>[orig_patent_app_number] => 09851769 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/851769
Conversion valve assembly May 8, 2001 Issued
Array ( [id] => 1592320 [patent_doc_number] => 06473934 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-11-05 [patent_title] => 'Suction attachment comprising a rotatable foot and a displaceable brush' [patent_app_type] => B2 [patent_app_number] => 09/850345 [patent_app_country] => US [patent_app_date] => 2001-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4877 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/473/06473934.pdf [firstpage_image] =>[orig_patent_app_number] => 09850345 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/850345
Suction attachment comprising a rotatable foot and a displaceable brush May 6, 2001 Issued
Array ( [id] => 7011637 [patent_doc_number] => 20010049856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-13 [patent_title] => 'Riding type sweeper with rear-mounted engine' [patent_app_type] => new [patent_app_number] => 09/848964 [patent_app_country] => US [patent_app_date] => 2001-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1729 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0049/20010049856.pdf [firstpage_image] =>[orig_patent_app_number] => 09848964 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/848964
Riding type sweeper with rear-mounted engine May 2, 2001 Issued
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