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] => 4269193 [patent_doc_number] => 06178937 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Rocker arm fixture' [patent_app_type] => 1 [patent_app_number] => 9/307019 [patent_app_country] => US [patent_app_date] => 1999-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1939 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/178/06178937.pdf [firstpage_image] =>[orig_patent_app_number] => 307019 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/307019
Rocker arm fixture May 6, 1999 Issued
Array ( [id] => 4062597 [patent_doc_number] => 06053139 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-25 [patent_title] => 'Valve timing control device' [patent_app_type] => 1 [patent_app_number] => 9/298907 [patent_app_country] => US [patent_app_date] => 1999-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5182 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/053/06053139.pdf [firstpage_image] =>[orig_patent_app_number] => 298907 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/298907
Valve timing control device Apr 25, 1999 Issued
Array ( [id] => 4110159 [patent_doc_number] => 06032629 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-07 [patent_title] => 'Variable valve timing arrangement' [patent_app_type] => 1 [patent_app_number] => 9/299779 [patent_app_country] => US [patent_app_date] => 1999-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2945 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/032/06032629.pdf [firstpage_image] =>[orig_patent_app_number] => 299779 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/299779
Variable valve timing arrangement Apr 25, 1999 Issued
Array ( [id] => 4222304 [patent_doc_number] => 06135076 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Device to activate the variable distribution valves of internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 9/296600 [patent_app_country] => US [patent_app_date] => 1999-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4052 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/135/06135076.pdf [firstpage_image] =>[orig_patent_app_number] => 296600 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/296600
Device to activate the variable distribution valves of internal combustion engines Apr 22, 1999 Issued
Array ( [id] => 4222266 [patent_doc_number] => 06135073 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Hydraulic check valve recuperation' [patent_app_type] => 1 [patent_app_number] => 9/298275 [patent_app_country] => US [patent_app_date] => 1999-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3923 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 473 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/135/06135073.pdf [firstpage_image] =>[orig_patent_app_number] => 298275 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/298275
Hydraulic check valve recuperation Apr 22, 1999 Issued
Array ( [id] => 3908302 [patent_doc_number] => 05979383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'Rocker arm assembly lubrication' [patent_app_type] => 1 [patent_app_number] => 9/298390 [patent_app_country] => US [patent_app_date] => 1999-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1403 [patent_no_of_claims] => 5 [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/05/979/05979383.pdf [firstpage_image] =>[orig_patent_app_number] => 298390 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/298390
Rocker arm assembly lubrication Apr 22, 1999 Issued
Array ( [id] => 4200698 [patent_doc_number] => 06039019 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Valve drive arrangement for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 9/295298 [patent_app_country] => US [patent_app_date] => 1999-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 661 [patent_no_of_claims] => 4 [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/06/039/06039019.pdf [firstpage_image] =>[orig_patent_app_number] => 295298 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/295298
Valve drive arrangement for internal combustion engines Apr 19, 1999 Issued
Array ( [id] => 4078604 [patent_doc_number] => 06098583 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-08 [patent_title] => 'Tool for use in adjusting internal combustion engine valves' [patent_app_type] => 1 [patent_app_number] => 9/294534 [patent_app_country] => US [patent_app_date] => 1999-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1838 [patent_no_of_claims] => 4 [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/06/098/06098583.pdf [firstpage_image] =>[orig_patent_app_number] => 294534 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/294534
Tool for use in adjusting internal combustion engine valves Apr 18, 1999 Issued
Array ( [id] => 4335282 [patent_doc_number] => 06189497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Variable valve lift and timing camshaft support mechanism for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 9/291241 [patent_app_country] => US [patent_app_date] => 1999-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 9788 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/189/06189497.pdf [firstpage_image] =>[orig_patent_app_number] => 291241 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/291241
Variable valve lift and timing camshaft support mechanism for internal combustion engines Apr 12, 1999 Issued
Array ( [id] => 1272040 [patent_doc_number] => 06653522 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-25 [patent_title] => 'Hot melt adhesives based on sulfonated polyesters comprising wetness indicator' [patent_app_type] => B1 [patent_app_number] => 09/289781 [patent_app_country] => US [patent_app_date] => 1999-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5531 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/653/06653522.pdf [firstpage_image] =>[orig_patent_app_number] => 09289781 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/289781
Hot melt adhesives based on sulfonated polyesters comprising wetness indicator Apr 8, 1999 Issued
Array ( [id] => 4081431 [patent_doc_number] => 06047673 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Electromagnetic actuator for a cylinder valve including an integrated valve lash adjuster' [patent_app_type] => 1 [patent_app_number] => 9/285892 [patent_app_country] => US [patent_app_date] => 1999-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2952 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/047/06047673.pdf [firstpage_image] =>[orig_patent_app_number] => 285892 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285892
Electromagnetic actuator for a cylinder valve including an integrated valve lash adjuster Apr 6, 1999 Issued
Array ( [id] => 4363157 [patent_doc_number] => 06293238 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-25 [patent_title] => 'Rocker arm and rocker arm assembly for engines' [patent_app_type] => 1 [patent_app_number] => 9/287443 [patent_app_country] => US [patent_app_date] => 1999-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1813 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/293/06293238.pdf [firstpage_image] =>[orig_patent_app_number] => 287443 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/287443
Rocker arm and rocker arm assembly for engines Apr 6, 1999 Issued
Array ( [id] => 4108970 [patent_doc_number] => 06119642 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-19 [patent_title] => 'Cam follower configured as a rocker arm or a finger lever for a valve train of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/285433 [patent_app_country] => US [patent_app_date] => 1999-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1965 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/119/06119642.pdf [firstpage_image] =>[orig_patent_app_number] => 285433 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285433
Cam follower configured as a rocker arm or a finger lever for a valve train of an internal combustion engine Apr 1, 1999 Issued
Array ( [id] => 4341664 [patent_doc_number] => 06167854 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-02 [patent_title] => 'Two-part variable valve timing mechanism' [patent_app_type] => 1 [patent_app_number] => 9/283019 [patent_app_country] => US [patent_app_date] => 1999-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4835 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/167/06167854.pdf [firstpage_image] =>[orig_patent_app_number] => 283019 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/283019
Two-part variable valve timing mechanism Mar 31, 1999 Issued
Array ( [id] => 4117366 [patent_doc_number] => 06058897 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-09 [patent_title] => 'Valve timing device' [patent_app_type] => 1 [patent_app_number] => 9/281981 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4450 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/058/06058897.pdf [firstpage_image] =>[orig_patent_app_number] => 281981 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/281981
Valve timing device Mar 30, 1999 Issued
Array ( [id] => 4160326 [patent_doc_number] => 06148780 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-21 [patent_title] => 'Hydraulic element assembly' [patent_app_type] => 1 [patent_app_number] => 9/282738 [patent_app_country] => US [patent_app_date] => 1999-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2104 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/148/06148780.pdf [firstpage_image] =>[orig_patent_app_number] => 282738 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/282738
Hydraulic element assembly Mar 30, 1999 Issued
Array ( [id] => 4162056 [patent_doc_number] => 06158403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Servo control system for an electromagnetic valve actuator used in an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/281581 [patent_app_country] => US [patent_app_date] => 1999-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3525 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/158/06158403.pdf [firstpage_image] =>[orig_patent_app_number] => 281581 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/281581
Servo control system for an electromagnetic valve actuator used in an internal combustion engine Mar 29, 1999 Issued
Array ( [id] => 4117350 [patent_doc_number] => 06058896 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-09 [patent_title] => 'Variable valve control for an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/280937 [patent_app_country] => US [patent_app_date] => 1999-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2676 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 324 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/058/06058896.pdf [firstpage_image] =>[orig_patent_app_number] => 280937 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/280937
Variable valve control for an internal combustion engine Mar 28, 1999 Issued
Array ( [id] => 4186274 [patent_doc_number] => 06076492 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-20 [patent_title] => 'Cylinder head for variable valve timing' [patent_app_type] => 1 [patent_app_number] => 9/277663 [patent_app_country] => US [patent_app_date] => 1999-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3665 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/076/06076492.pdf [firstpage_image] =>[orig_patent_app_number] => 277663 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/277663
Cylinder head for variable valve timing Mar 25, 1999 Issued
09/230191 VALVE DRIVE SYSTEM AND CYLINDER HEAD FOR AN INTERNAL COMBUSTION ENGINE Mar 25, 1999 Abandoned
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