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] => 4244036 [patent_doc_number] => 06243916 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-12 [patent_title] => 'Balanced flow vacuum cleaner conduits' [patent_app_type] => 1 [patent_app_number] => 9/287578 [patent_app_country] => US [patent_app_date] => 1999-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 7147 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/243/06243916.pdf [firstpage_image] =>[orig_patent_app_number] => 287578 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/287578
Balanced flow vacuum cleaner conduits Apr 5, 1999 Issued
Array ( [id] => 4079440 [patent_doc_number] => 06049940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-18 [patent_title] => 'Control circuit for a liquid collecting device' [patent_app_type] => 1 [patent_app_number] => 9/285211 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 27 [patent_no_of_words] => 10403 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/049/06049940.pdf [firstpage_image] =>[orig_patent_app_number] => 285211 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285211
Control circuit for a liquid collecting device Mar 31, 1999 Issued
Array ( [id] => 4304668 [patent_doc_number] => 06311365 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-06 [patent_title] => 'Steam cleaning device' [patent_app_type] => 1 [patent_app_number] => 9/091148 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2738 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/311/06311365.pdf [firstpage_image] =>[orig_patent_app_number] => 091148 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/091148
Steam cleaning device Mar 31, 1999 Issued
Array ( [id] => 4395631 [patent_doc_number] => 06192547 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Air curtain system used in manufacturing thin film transistor liquid crystal display' [patent_app_type] => 1 [patent_app_number] => 9/282978 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2894 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/192/06192547.pdf [firstpage_image] =>[orig_patent_app_number] => 282978 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/282978
Air curtain system used in manufacturing thin film transistor liquid crystal display Mar 30, 1999 Issued
Array ( [id] => 4059005 [patent_doc_number] => 06131239 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Ground debris vacuum' [patent_app_type] => 1 [patent_app_number] => 9/281949 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1012 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/131/06131239.pdf [firstpage_image] =>[orig_patent_app_number] => 281949 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/281949
Ground debris vacuum Mar 30, 1999 Issued
Array ( [id] => 4104265 [patent_doc_number] => 06145145 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-14 [patent_title] => 'Apparatus having a belt agitator for agitating a cleaning agent into a carpet' [patent_app_type] => 1 [patent_app_number] => 9/282504 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 9799 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/145/06145145.pdf [firstpage_image] =>[orig_patent_app_number] => 282504 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/282504
Apparatus having a belt agitator for agitating a cleaning agent into a carpet Mar 30, 1999 Issued
Array ( [id] => 4330620 [patent_doc_number] => 06189179 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Surface drying machine' [patent_app_type] => 1 [patent_app_number] => 9/281030 [patent_app_country] => US [patent_app_date] => 1999-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4878 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/189/06189179.pdf [firstpage_image] =>[orig_patent_app_number] => 281030 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/281030
Surface drying machine Mar 29, 1999 Issued
Array ( [id] => 4266529 [patent_doc_number] => 06195834 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Method and apparatus for removing foreign particles' [patent_app_type] => 1 [patent_app_number] => 9/276036 [patent_app_country] => US [patent_app_date] => 1999-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2837 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/195/06195834.pdf [firstpage_image] =>[orig_patent_app_number] => 276036 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/276036
Method and apparatus for removing foreign particles Mar 24, 1999 Issued
Array ( [id] => 4098995 [patent_doc_number] => 06125499 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-03 [patent_title] => 'High flow steam carpet cleaner' [patent_app_type] => 1 [patent_app_number] => 9/275563 [patent_app_country] => US [patent_app_date] => 1999-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 5311 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/125/06125499.pdf [firstpage_image] =>[orig_patent_app_number] => 275563 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/275563
High flow steam carpet cleaner Mar 23, 1999 Issued
Array ( [id] => 4208847 [patent_doc_number] => 06141822 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-07 [patent_title] => 'Vacuum cleaner for household refuse' [patent_app_type] => 1 [patent_app_number] => 9/269470 [patent_app_country] => US [patent_app_date] => 1999-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3562 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/141/06141822.pdf [firstpage_image] =>[orig_patent_app_number] => 269470 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/269470
Vacuum cleaner for household refuse Mar 23, 1999 Issued
Array ( [id] => 4330591 [patent_doc_number] => 06189177 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Rotating fluid jet cleaning system for vertical walls' [patent_app_type] => 1 [patent_app_number] => 9/271236 [patent_app_country] => US [patent_app_date] => 1999-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2453 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/189/06189177.pdf [firstpage_image] =>[orig_patent_app_number] => 271236 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/271236
Rotating fluid jet cleaning system for vertical walls Mar 16, 1999 Issued
Array ( [id] => 7117606 [patent_doc_number] => 20010001337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-05-24 [patent_title] => 'DEBRIS ACCESS DOOR' [patent_app_type] => new-utility [patent_app_number] => 09/268908 [patent_app_country] => US [patent_app_date] => 1999-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 2452 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20010001337.pdf [firstpage_image] =>[orig_patent_app_number] => 09268908 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/268908
Debris access door Mar 14, 1999 Issued
Array ( [id] => 4104503 [patent_doc_number] => 06145161 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-14 [patent_title] => 'Multifunctional dust-abating gun' [patent_app_type] => 1 [patent_app_number] => 9/264680 [patent_app_country] => US [patent_app_date] => 1999-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 2712 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 510 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/145/06145161.pdf [firstpage_image] =>[orig_patent_app_number] => 264680 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/264680
Multifunctional dust-abating gun Mar 8, 1999 Issued
Array ( [id] => 4130538 [patent_doc_number] => 06154920 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Sweeper apparatus' [patent_app_type] => 1 [patent_app_number] => 9/256870 [patent_app_country] => US [patent_app_date] => 1999-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4243 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/154/06154920.pdf [firstpage_image] =>[orig_patent_app_number] => 256870 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/256870
Sweeper apparatus Feb 23, 1999 Issued
Array ( [id] => 4266575 [patent_doc_number] => 06195837 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Debris suctioning and separating apparatus for use in a surface sweeping vehicle having a mechanical debris elevator' [patent_app_type] => 1 [patent_app_number] => 9/253747 [patent_app_country] => US [patent_app_date] => 1999-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4614 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/195/06195837.pdf [firstpage_image] =>[orig_patent_app_number] => 253747 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/253747
Debris suctioning and separating apparatus for use in a surface sweeping vehicle having a mechanical debris elevator Feb 21, 1999 Issued
Array ( [id] => 4355999 [patent_doc_number] => 06260231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-17 [patent_title] => 'Air knife drying system' [patent_app_type] => 1 [patent_app_number] => 9/253239 [patent_app_country] => US [patent_app_date] => 1999-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5162 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/260/06260231.pdf [firstpage_image] =>[orig_patent_app_number] => 253239 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/253239
Air knife drying system Feb 18, 1999 Issued
Array ( [id] => 4058605 [patent_doc_number] => 06052862 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-25 [patent_title] => 'Cord rewinder for a water filter type vacuum cleaner' [patent_app_type] => 1 [patent_app_number] => 9/252619 [patent_app_country] => US [patent_app_date] => 1999-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3138 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/052/06052862.pdf [firstpage_image] =>[orig_patent_app_number] => 252619 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/252619
Cord rewinder for a water filter type vacuum cleaner Feb 15, 1999 Issued
Array ( [id] => 7117608 [patent_doc_number] => 20010001338 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-05-24 [patent_title] => 'DUST-COLLECTING BARROW' [patent_app_type] => new-utility [patent_app_number] => 09/250748 [patent_app_country] => US [patent_app_date] => 1999-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2217 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20010001338.pdf [firstpage_image] =>[orig_patent_app_number] => 09250748 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/250748
Dust-collecting barrow Feb 15, 1999 Issued
Array ( [id] => 4059020 [patent_doc_number] => 06131240 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Carpet cleaner' [patent_app_type] => 1 [patent_app_number] => 9/250778 [patent_app_country] => US [patent_app_date] => 1999-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3493 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/131/06131240.pdf [firstpage_image] =>[orig_patent_app_number] => 250778 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/250778
Carpet cleaner Feb 11, 1999 Issued
Array ( [id] => 4130553 [patent_doc_number] => 06154921 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Vacuum cleaner' [patent_app_type] => 1 [patent_app_number] => 9/247257 [patent_app_country] => US [patent_app_date] => 1999-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2379 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/154/06154921.pdf [firstpage_image] =>[orig_patent_app_number] => 247257 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/247257
Vacuum cleaner Feb 9, 1999 Issued
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