Search

Douglas C Butler

Examiner (ID: 7550)

Most Active Art Unit
3104
Art Unit(s)
3103, 3613, 3104, 3105, 2899, 3683
Total Applications
3087
Issued Applications
2757
Pending Applications
77
Abandoned Applications
253

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1531070 [patent_doc_number] => 06488130 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-03 [patent_title] => 'Twist-grip brake for a cargo portage device' [patent_app_type] => B1 [patent_app_number] => 09/852558 [patent_app_country] => US [patent_app_date] => 2001-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3748 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/488/06488130.pdf [firstpage_image] =>[orig_patent_app_number] => 09852558 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/852558
Twist-grip brake for a cargo portage device May 9, 2001 Issued
Array ( [id] => 7063087 [patent_doc_number] => 20010042662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Brake device for a drive machine of an elevator' [patent_app_type] => new [patent_app_number] => 09/850119 [patent_app_country] => US [patent_app_date] => 2001-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1640 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20010042662.pdf [firstpage_image] =>[orig_patent_app_number] => 09850119 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/850119
Brake device for a drive machine of an elevator May 6, 2001 Issued
Array ( [id] => 1561461 [patent_doc_number] => 06375277 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Manual release valve apparatus for ECP brake equipment' [patent_app_type] => B1 [patent_app_number] => 09/849028 [patent_app_country] => US [patent_app_date] => 2001-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7090 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 499 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/375/06375277.pdf [firstpage_image] =>[orig_patent_app_number] => 09849028 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/849028
Manual release valve apparatus for ECP brake equipment May 3, 2001 Issued
Array ( [id] => 1556014 [patent_doc_number] => 06435624 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-20 [patent_title] => 'Railway locomotive brake controller' [patent_app_type] => B1 [patent_app_number] => 09/849738 [patent_app_country] => US [patent_app_date] => 2001-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2271 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/435/06435624.pdf [firstpage_image] =>[orig_patent_app_number] => 09849738 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/849738
Railway locomotive brake controller May 3, 2001 Issued
Array ( [id] => 6884018 [patent_doc_number] => 20010038174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-08 [patent_title] => 'Air damper for a movably supported structural part, in particular in automobiles' [patent_app_type] => new [patent_app_number] => 09/847428 [patent_app_country] => US [patent_app_date] => 2001-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2460 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20010038174.pdf [firstpage_image] =>[orig_patent_app_number] => 09847428 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/847428
Air damper for a movably supported structural part, in particular in automobiles May 2, 2001 Issued
Array ( [id] => 1408964 [patent_doc_number] => 06502674 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-01-07 [patent_title] => 'Friction engagement device' [patent_app_type] => B2 [patent_app_number] => 09/848098 [patent_app_country] => US [patent_app_date] => 2001-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2874 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/502/06502674.pdf [firstpage_image] =>[orig_patent_app_number] => 09848098 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/848098
Friction engagement device May 2, 2001 Issued
Array ( [id] => 1502631 [patent_doc_number] => 06439354 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-08-27 [patent_title] => 'Joint construction for brake pipe' [patent_app_type] => B2 [patent_app_number] => 09/844778 [patent_app_country] => US [patent_app_date] => 2001-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 2759 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/439/06439354.pdf [firstpage_image] =>[orig_patent_app_number] => 09844778 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/844778
Joint construction for brake pipe Apr 26, 2001 Issued
Array ( [id] => 1292550 [patent_doc_number] => 06622832 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-09-23 [patent_title] => 'Hydraulic shock absorber' [patent_app_type] => B2 [patent_app_number] => 09/840828 [patent_app_country] => US [patent_app_date] => 2001-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5799 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 366 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/622/06622832.pdf [firstpage_image] =>[orig_patent_app_number] => 09840828 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/840828
Hydraulic shock absorber Apr 24, 2001 Issued
Array ( [id] => 1220852 [patent_doc_number] => 06698776 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-02 [patent_title] => 'Skateboard with simulated snowboard response' [patent_app_type] => B2 [patent_app_number] => 09/840392 [patent_app_country] => US [patent_app_date] => 2001-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4238 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/698/06698776.pdf [firstpage_image] =>[orig_patent_app_number] => 09840392 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/840392
Skateboard with simulated snowboard response Apr 22, 2001 Issued
Array ( [id] => 1200553 [patent_doc_number] => 06719102 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-13 [patent_title] => 'Wear detection probe for a braking member' [patent_app_type] => B2 [patent_app_number] => 09/838198 [patent_app_country] => US [patent_app_date] => 2001-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 4301 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/719/06719102.pdf [firstpage_image] =>[orig_patent_app_number] => 09838198 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/838198
Wear detection probe for a braking member Apr 19, 2001 Issued
Array ( [id] => 1299010 [patent_doc_number] => 06615954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-09-09 [patent_title] => 'Monitoring system and method for brake disks' [patent_app_type] => B2 [patent_app_number] => 09/834959 [patent_app_country] => US [patent_app_date] => 2001-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3200 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/615/06615954.pdf [firstpage_image] =>[orig_patent_app_number] => 09834959 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/834959
Monitoring system and method for brake disks Apr 15, 2001 Issued
Array ( [id] => 6959625 [patent_doc_number] => 20010011789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-09 [patent_title] => 'Impact attenuation' [patent_app_type] => new [patent_app_number] => 09/833698 [patent_app_country] => US [patent_app_date] => 2001-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1470 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20010011789.pdf [firstpage_image] =>[orig_patent_app_number] => 09833698 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/833698
Impact attenuation Apr 12, 2001 Issued
Array ( [id] => 1514591 [patent_doc_number] => 06499812 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-31 [patent_title] => 'Method and device for adjusting brake pressure and for opening an inlet valve' [patent_app_type] => B1 [patent_app_number] => 09/743438 [patent_app_country] => US [patent_app_date] => 2001-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4483 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/499/06499812.pdf [firstpage_image] =>[orig_patent_app_number] => 09743438 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/743438
Method and device for adjusting brake pressure and for opening an inlet valve Apr 11, 2001 Issued
Array ( [id] => 1470577 [patent_doc_number] => 06386650 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-05-14 [patent_title] => 'Arrangement construction of ABS system' [patent_app_type] => B2 [patent_app_number] => 09/834168 [patent_app_country] => US [patent_app_date] => 2001-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 5955 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/386/06386650.pdf [firstpage_image] =>[orig_patent_app_number] => 09834168 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/834168
Arrangement construction of ABS system Apr 11, 2001 Issued
Array ( [id] => 6900672 [patent_doc_number] => 20010022255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-09-20 [patent_title] => 'Friction dampener particularly adapted to railway vehicle motion control' [patent_app_type] => new [patent_app_number] => 09/827651 [patent_app_country] => US [patent_app_date] => 2001-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6258 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0022/20010022255.pdf [firstpage_image] =>[orig_patent_app_number] => 09827651 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/827651
Friction dampener particularly adapted to railway vehicle motion control Apr 5, 2001 Issued
Array ( [id] => 7091003 [patent_doc_number] => 20010033047 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-25 [patent_title] => 'Suspension system for motor vehicles' [patent_app_type] => new [patent_app_number] => 09/827478 [patent_app_country] => US [patent_app_date] => 2001-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1294 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0033/20010033047.pdf [firstpage_image] =>[orig_patent_app_number] => 09827478 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/827478
Suspension system for motor vehicles Apr 4, 2001 Issued
Array ( [id] => 6894963 [patent_doc_number] => 20010025753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-04 [patent_title] => 'Vibration damper having a rebound' [patent_app_type] => new [patent_app_number] => 09/825548 [patent_app_country] => US [patent_app_date] => 2001-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7480 [patent_no_of_claims] => 14 [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/A1/0025/20010025753.pdf [firstpage_image] =>[orig_patent_app_number] => 09825548 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/825548
Vibration damper having a rebound Apr 1, 2001 Issued
Array ( [id] => 1510230 [patent_doc_number] => 06471619 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-10-29 [patent_title] => 'Transmission control method' [patent_app_type] => B2 [patent_app_number] => 09/821075 [patent_app_country] => US [patent_app_date] => 2001-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4641 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/471/06471619.pdf [firstpage_image] =>[orig_patent_app_number] => 09821075 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/821075
Transmission control method Mar 29, 2001 Issued
Array ( [id] => 5900106 [patent_doc_number] => 20020139631 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-03 [patent_title] => 'Frictionless rear hub sprocket and ratchet assembly' [patent_app_type] => new [patent_app_number] => 09/820829 [patent_app_country] => US [patent_app_date] => 2001-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1553 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0139/20020139631.pdf [firstpage_image] =>[orig_patent_app_number] => 09820829 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/820829
Frictionless rear hub sprocket and ratchet assembly Mar 29, 2001 Abandoned
Array ( [id] => 1365782 [patent_doc_number] => 06547053 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-04-15 [patent_title] => 'Torsional vibration damper' [patent_app_type] => B2 [patent_app_number] => 09/822892 [patent_app_country] => US [patent_app_date] => 2001-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1584 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/547/06547053.pdf [firstpage_image] =>[orig_patent_app_number] => 09822892 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/822892
Torsional vibration damper Mar 29, 2001 Issued
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