Search

Randolph I. Chu

Examiner (ID: 7107, Phone: (571)270-1145 , Office: P/2666 )

Most Active Art Unit
2666
Art Unit(s)
2624, 2668, 2663, 2666, 2667
Total Applications
994
Issued Applications
755
Pending Applications
74
Abandoned Applications
177

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5098139 [patent_doc_number] => 20070181399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-09 [patent_title] => 'WRAP SPRING CLUTCH' [patent_app_type] => utility [patent_app_number] => 11/670575 [patent_app_country] => US [patent_app_date] => 2007-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1823 [patent_no_of_claims] => 10 [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/A1/0181/20070181399.pdf [firstpage_image] =>[orig_patent_app_number] => 11670575 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/670575
WRAP SPRING CLUTCH Feb 1, 2007 Abandoned
Array ( [id] => 5174668 [patent_doc_number] => 20070175725 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-08-02 [patent_title] => 'Multiplate wet clutch' [patent_app_type] => utility [patent_app_number] => 11/700078 [patent_app_country] => US [patent_app_date] => 2007-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3496 [patent_no_of_claims] => 8 [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/A1/0175/20070175725.pdf [firstpage_image] =>[orig_patent_app_number] => 11700078 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/700078
Multiplate wet clutch Jan 30, 2007 Abandoned
Array ( [id] => 4846301 [patent_doc_number] => 20080182709 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-31 [patent_title] => 'VALVE CONFIGURATION FOR A LUBRICATION CIRCUIT OF A LATCHED PUMP APPLIED CLUTCH TRANSMISSION' [patent_app_type] => utility [patent_app_number] => 11/627998 [patent_app_country] => US [patent_app_date] => 2007-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4029 [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/A1/0182/20080182709.pdf [firstpage_image] =>[orig_patent_app_number] => 11627998 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/627998
VALVE CONFIGURATION FOR A LUBRICATION CIRCUIT OF A LATCHED PUMP APPLIED CLUTCH TRANSMISSION Jan 28, 2007 Abandoned
Array ( [id] => 4765475 [patent_doc_number] => 20080176687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-24 [patent_title] => 'Tensioner and installation assembly' [patent_app_type] => utility [patent_app_number] => 11/656153 [patent_app_country] => US [patent_app_date] => 2007-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1407 [patent_no_of_claims] => 4 [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/A1/0176/20080176687.pdf [firstpage_image] =>[orig_patent_app_number] => 11656153 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/656153
Tensioner and installation assembly Jan 21, 2007 Abandoned
Array ( [id] => 4805588 [patent_doc_number] => 20080169166 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-17 [patent_title] => 'Rocker Clutch Assembly' [patent_app_type] => utility [patent_app_number] => 11/622602 [patent_app_country] => US [patent_app_date] => 2007-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3527 [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/A1/0169/20080169166.pdf [firstpage_image] =>[orig_patent_app_number] => 11622602 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/622602
Rocker clutch assembly Jan 11, 2007 Issued
Array ( [id] => 5536384 [patent_doc_number] => 20090218189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-03 [patent_title] => 'Friction Element' [patent_app_type] => utility [patent_app_number] => 12/158910 [patent_app_country] => US [patent_app_date] => 2007-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2411 [patent_no_of_claims] => 8 [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/A1/0218/20090218189.pdf [firstpage_image] =>[orig_patent_app_number] => 12158910 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/158910
Friction Element Jan 4, 2007 Abandoned
Array ( [id] => 4895995 [patent_doc_number] => 20080115608 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-22 [patent_title] => 'HIGH SPEED/HIGH POWER RE-SETTABLE MECHANICAL DISCONNECT' [patent_app_type] => utility [patent_app_number] => 11/562324 [patent_app_country] => US [patent_app_date] => 2006-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6902 [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/A1/0115/20080115608.pdf [firstpage_image] =>[orig_patent_app_number] => 11562324 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/562324
HIGH SPEED/HIGH POWER RE-SETTABLE MECHANICAL DISCONNECT Nov 20, 2006 Abandoned
Array ( [id] => 4816421 [patent_doc_number] => 20080223680 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-18 [patent_title] => 'Automated Shift Transmission and Automated Friction Clutch' [patent_app_type] => utility [patent_app_number] => 12/089112 [patent_app_country] => US [patent_app_date] => 2006-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4219 [patent_no_of_claims] => 12 [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/A1/0223/20080223680.pdf [firstpage_image] =>[orig_patent_app_number] => 12089112 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/089112
Automated Shift Transmission and Automated Friction Clutch Nov 16, 2006 Abandoned
Array ( [id] => 5539588 [patent_doc_number] => 20090221393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-03 [patent_title] => 'Differential Gearing Unit For Motor Vehicles With Active Control Of The Drive Force Distribution' [patent_app_type] => utility [patent_app_number] => 12/088089 [patent_app_country] => US [patent_app_date] => 2006-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2395 [patent_no_of_claims] => 10 [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/A1/0221/20090221393.pdf [firstpage_image] =>[orig_patent_app_number] => 12088089 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/088089
Differential Gearing Unit For Motor Vehicles With Active Control Of The Drive Force Distribution Sep 28, 2006 Abandoned
Array ( [id] => 5053631 [patent_doc_number] => 20070056551 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-03-15 [patent_title] => 'Transmission shaft support mechanism' [patent_app_type] => utility [patent_app_number] => 11/518147 [patent_app_country] => US [patent_app_date] => 2006-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4764 [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/A1/0056/20070056551.pdf [firstpage_image] =>[orig_patent_app_number] => 11518147 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/518147
Transmission shaft support mechanism Sep 10, 2006 Abandoned
Array ( [id] => 4848971 [patent_doc_number] => 20080314713 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-25 [patent_title] => 'Segmented and Laminated Core Steel Plate for Single and/or Double Sided Wet Clutch Friction Plates or Separator Plates' [patent_app_type] => utility [patent_app_number] => 12/084919 [patent_app_country] => US [patent_app_date] => 2006-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 3680 [patent_no_of_claims] => 32 [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/A1/0314/20080314713.pdf [firstpage_image] =>[orig_patent_app_number] => 12084919 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/084919
Segmented and laminated core steel plate for single and/or double sided wet clutch friction plates or separator plates Sep 7, 2006 Issued
Array ( [id] => 4734258 [patent_doc_number] => 20080051237 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-28 [patent_title] => 'Bicycle rear derailleur' [patent_app_type] => utility [patent_app_number] => 11/509070 [patent_app_country] => US [patent_app_date] => 2006-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6199 [patent_no_of_claims] => 15 [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/A1/0051/20080051237.pdf [firstpage_image] =>[orig_patent_app_number] => 11509070 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/509070
Bicycle rear derailleur Aug 23, 2006 Abandoned
Array ( [id] => 5220136 [patent_doc_number] => 20070161447 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-07-12 [patent_title] => 'Belt for continuously variable transmission (CVT) and CVT including the same' [patent_app_type] => utility [patent_app_number] => 11/507750 [patent_app_country] => US [patent_app_date] => 2006-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1010 [patent_no_of_claims] => 10 [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/A1/0161/20070161447.pdf [firstpage_image] =>[orig_patent_app_number] => 11507750 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/507750
Belt for continuously variable transmission (CVT) and CVT including the same Aug 21, 2006 Abandoned
Array ( [id] => 9007638 [patent_doc_number] => 08522926 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-09-03 [patent_title] => 'Apparatus and method for lubricating pressure relief valves' [patent_app_type] => utility [patent_app_number] => 11/504947 [patent_app_country] => US [patent_app_date] => 2006-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3908 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 11504947 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/504947
Apparatus and method for lubricating pressure relief valves Aug 15, 2006 Issued
Array ( [id] => 4666604 [patent_doc_number] => 20080041664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-21 [patent_title] => 'Dry sump lubrication system for centrifugal pumps' [patent_app_type] => utility [patent_app_number] => 11/504836 [patent_app_country] => US [patent_app_date] => 2006-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4073 [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/A1/0041/20080041664.pdf [firstpage_image] =>[orig_patent_app_number] => 11504836 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/504836
Dry sump lubrication system for centrifugal pumps Aug 15, 2006 Abandoned
Array ( [id] => 5194292 [patent_doc_number] => 20070082776 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-04-12 [patent_title] => 'Roller chain' [patent_app_type] => utility [patent_app_number] => 11/504460 [patent_app_country] => US [patent_app_date] => 2006-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3641 [patent_no_of_claims] => 9 [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/A1/0082/20070082776.pdf [firstpage_image] =>[orig_patent_app_number] => 11504460 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/504460
Roller chain Aug 14, 2006 Abandoned
Array ( [id] => 5505321 [patent_doc_number] => 20090078528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-26 [patent_title] => 'DRUM ROTATING APPARATUS FOR USE ON CONSTRUCTION MACHINES' [patent_app_type] => utility [patent_app_number] => 11/910808 [patent_app_country] => US [patent_app_date] => 2006-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7921 [patent_no_of_claims] => 6 [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/A1/0078/20090078528.pdf [firstpage_image] =>[orig_patent_app_number] => 11910808 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/910808
DRUM ROTATING APPARATUS FOR USE ON CONSTRUCTION MACHINES Jul 27, 2006 Abandoned
Array ( [id] => 9097903 [patent_doc_number] => 08561773 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-22 [patent_title] => 'Drive device' [patent_app_type] => utility [patent_app_number] => 11/997812 [patent_app_country] => US [patent_app_date] => 2006-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4255 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [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] => 11997812 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/997812
Drive device Jul 25, 2006 Issued
Array ( [id] => 4672885 [patent_doc_number] => 20080210513 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-09-04 [patent_title] => 'Smooth Engagement Element For Clutch Friction Disc' [patent_app_type] => utility [patent_app_number] => 11/915612 [patent_app_country] => US [patent_app_date] => 2006-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3791 [patent_no_of_claims] => 12 [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/A1/0210/20080210513.pdf [firstpage_image] =>[orig_patent_app_number] => 11915612 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/915612
Smooth Engagement Element For Clutch Friction Disc Jun 19, 2006 Abandoned
Array ( [id] => 4480847 [patent_doc_number] => 07882932 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-02-08 [patent_title] => 'Helicopter transmission' [patent_app_type] => utility [patent_app_number] => 11/450876 [patent_app_country] => US [patent_app_date] => 2006-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2097 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 367 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/882/07882932.pdf [firstpage_image] =>[orig_patent_app_number] => 11450876 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/450876
Helicopter transmission Jun 11, 2006 Issued
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