Search

Weilun Lo

Supervisory Patent Examiner (ID: 18821, Phone: (571)272-4847 , Office: P/2179 )

Most Active Art Unit
3402
Art Unit(s)
3748, 3747, 2179, 3402, 3761, 3723, 2899
Total Applications
2327
Issued Applications
2049
Pending Applications
47
Abandoned Applications
231

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3468863 [patent_doc_number] => 05445115 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Valve system for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/166362 [patent_app_country] => US [patent_app_date] => 1993-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 7888 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/445/05445115.pdf [firstpage_image] =>[orig_patent_app_number] => 166362 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/166362
Valve system for internal combustion engine Dec 13, 1993 Issued
Array ( [id] => 3460858 [patent_doc_number] => 05427065 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Valve operating mechanism for 4-cycle engine' [patent_app_type] => 1 [patent_app_number] => 8/170061 [patent_app_country] => US [patent_app_date] => 1993-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4341 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/427/05427065.pdf [firstpage_image] =>[orig_patent_app_number] => 170061 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/170061
Valve operating mechanism for 4-cycle engine Dec 7, 1993 Issued
Array ( [id] => 3433961 [patent_doc_number] => 05423294 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-13 [patent_title] => 'Furnace tile and expansion joint' [patent_app_type] => 1 [patent_app_number] => 8/160875 [patent_app_country] => US [patent_app_date] => 1993-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 3314 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/423/05423294.pdf [firstpage_image] =>[orig_patent_app_number] => 160875 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/160875
Furnace tile and expansion joint Dec 2, 1993 Issued
Array ( [id] => 2974088 [patent_doc_number] => 05365897 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-22 [patent_title] => 'Mechanical valve tappet' [patent_app_type] => 1 [patent_app_number] => 8/159842 [patent_app_country] => US [patent_app_date] => 1993-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 1924 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/365/05365897.pdf [firstpage_image] =>[orig_patent_app_number] => 159842 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/159842
Mechanical valve tappet Nov 30, 1993 Issued
08/160448 ELECTRICALLY ACTUATED NESTED VALUES Nov 30, 1993 Abandoned
Array ( [id] => 3009216 [patent_doc_number] => 05347963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-20 [patent_title] => 'Lash adjustment system for an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/159362 [patent_app_country] => US [patent_app_date] => 1993-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2846 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/347/05347963.pdf [firstpage_image] =>[orig_patent_app_number] => 159362 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/159362
Lash adjustment system for an internal combustion engine Nov 29, 1993 Issued
Array ( [id] => 3442352 [patent_doc_number] => 05400747 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-28 [patent_title] => 'Valve timing control apparatus for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/158737 [patent_app_country] => US [patent_app_date] => 1993-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 4720 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/400/05400747.pdf [firstpage_image] =>[orig_patent_app_number] => 158737 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/158737
Valve timing control apparatus for internal combustion engine Nov 29, 1993 Issued
Array ( [id] => 3599987 [patent_doc_number] => 05509383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-23 [patent_title] => 'Hydraulic unit' [patent_app_type] => 1 [patent_app_number] => 8/107730 [patent_app_country] => US [patent_app_date] => 1993-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 5727 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/509/05509383.pdf [firstpage_image] =>[orig_patent_app_number] => 107730 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/107730
Hydraulic unit Nov 28, 1993 Issued
Array ( [id] => 3401193 [patent_doc_number] => 05392746 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-28 [patent_title] => 'Electronically controlled fuel injection device with air assistance' [patent_app_type] => 1 [patent_app_number] => 8/152497 [patent_app_country] => US [patent_app_date] => 1993-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2263 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/392/05392746.pdf [firstpage_image] =>[orig_patent_app_number] => 152497 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/152497
Electronically controlled fuel injection device with air assistance Nov 15, 1993 Issued
Array ( [id] => 3411749 [patent_doc_number] => 05402756 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-04 [patent_title] => 'Valve control mechanism' [patent_app_type] => 1 [patent_app_number] => 8/152283 [patent_app_country] => US [patent_app_date] => 1993-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2654 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/402/05402756.pdf [firstpage_image] =>[orig_patent_app_number] => 152283 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/152283
Valve control mechanism Nov 11, 1993 Issued
Array ( [id] => 3002201 [patent_doc_number] => 05325826 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-05 [patent_title] => 'Journal bearing oil diverter' [patent_app_type] => 1 [patent_app_number] => 8/145550 [patent_app_country] => US [patent_app_date] => 1993-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1942 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/325/05325826.pdf [firstpage_image] =>[orig_patent_app_number] => 145550 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/145550
Journal bearing oil diverter Nov 3, 1993 Issued
Array ( [id] => 3056132 [patent_doc_number] => 05359970 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-01 [patent_title] => 'Valve drive for an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/143896 [patent_app_country] => US [patent_app_date] => 1993-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1819 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/359/05359970.pdf [firstpage_image] =>[orig_patent_app_number] => 143896 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/143896
Valve drive for an internal combustion engine Oct 31, 1993 Issued
Array ( [id] => 3009180 [patent_doc_number] => 05347961 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-20 [patent_title] => 'Engine valve actuating device' [patent_app_type] => 1 [patent_app_number] => 8/141647 [patent_app_country] => US [patent_app_date] => 1993-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3948 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/347/05347961.pdf [firstpage_image] =>[orig_patent_app_number] => 141647 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/141647
Engine valve actuating device Oct 26, 1993 Issued
Array ( [id] => 3094378 [patent_doc_number] => 05394841 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-07 [patent_title] => 'Control device for valve system in automobile engine' [patent_app_type] => 1 [patent_app_number] => 8/141571 [patent_app_country] => US [patent_app_date] => 1993-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3840 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/394/05394841.pdf [firstpage_image] =>[orig_patent_app_number] => 141571 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/141571
Control device for valve system in automobile engine Oct 26, 1993 Issued
08/138034 VARIABLE VALVE TIMING ARRANGEMENT FOR INTERNAL COMBUSTION ENGINE Oct 14, 1993 Abandoned
Array ( [id] => 3002181 [patent_doc_number] => 05325825 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-05 [patent_title] => 'Finger lever or rocker arm for a valve actuating mechanism of an internal combustion piston engine' [patent_app_type] => 1 [patent_app_number] => 8/136581 [patent_app_country] => US [patent_app_date] => 1993-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2528 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/325/05325825.pdf [firstpage_image] =>[orig_patent_app_number] => 136581 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/136581
Finger lever or rocker arm for a valve actuating mechanism of an internal combustion piston engine Oct 12, 1993 Issued
Array ( [id] => 3105409 [patent_doc_number] => 05435276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Engine cam change-over mechanism' [patent_app_type] => 1 [patent_app_number] => 8/132285 [patent_app_country] => US [patent_app_date] => 1993-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3581 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/435/05435276.pdf [firstpage_image] =>[orig_patent_app_number] => 132285 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/132285
Engine cam change-over mechanism Oct 5, 1993 Issued
Array ( [id] => 3013558 [patent_doc_number] => 05327860 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-12 [patent_title] => 'Hydraulic tappet-clearance compensating arrangement for a cam-controlled valve lifter' [patent_app_type] => 1 [patent_app_number] => 8/131711 [patent_app_country] => US [patent_app_date] => 1993-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1901 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/327/05327860.pdf [firstpage_image] =>[orig_patent_app_number] => 131711 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/131711
Hydraulic tappet-clearance compensating arrangement for a cam-controlled valve lifter Oct 4, 1993 Issued
Array ( [id] => 2971610 [patent_doc_number] => 05345904 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-13 [patent_title] => 'Valve control means' [patent_app_type] => 1 [patent_app_number] => 8/128527 [patent_app_country] => US [patent_app_date] => 1993-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 2387 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/345/05345904.pdf [firstpage_image] =>[orig_patent_app_number] => 128527 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/128527
Valve control means Sep 28, 1993 Issued
Array ( [id] => 3061136 [patent_doc_number] => 05322039 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-21 [patent_title] => 'Valve spring top collar' [patent_app_type] => 1 [patent_app_number] => 8/128482 [patent_app_country] => US [patent_app_date] => 1993-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1988 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/322/05322039.pdf [firstpage_image] =>[orig_patent_app_number] => 128482 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/128482
Valve spring top collar Sep 27, 1993 Issued
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