Search

Douglas Hart

Examiner (ID: 9229)

Most Active Art Unit
3406
Art Unit(s)
3745, 3403, 3406, 3402
Total Applications
1469
Issued Applications
1341
Pending Applications
18
Abandoned Applications
110

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3791926 [patent_doc_number] => 05768889 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-23 [patent_title] => 'Device for catalytically converting exhaust gases in an exhaust system' [patent_app_type] => 1 [patent_app_number] => 8/825497 [patent_app_country] => US [patent_app_date] => 1997-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2690 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/768/05768889.pdf [firstpage_image] =>[orig_patent_app_number] => 825497 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/825497
Device for catalytically converting exhaust gases in an exhaust system Mar 27, 1997 Issued
Array ( [id] => 3785396 [patent_doc_number] => 05809777 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Diesel particulate filter apparatus' [patent_app_type] => 1 [patent_app_number] => 8/789987 [patent_app_country] => US [patent_app_date] => 1997-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 7293 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/809/05809777.pdf [firstpage_image] =>[orig_patent_app_number] => 789987 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/789987
Diesel particulate filter apparatus Jan 27, 1997 Issued
Array ( [id] => 3849054 [patent_doc_number] => 05761905 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-09 [patent_title] => 'Exhaust manifold' [patent_app_type] => 1 [patent_app_number] => 8/785284 [patent_app_country] => US [patent_app_date] => 1997-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6408 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/761/05761905.pdf [firstpage_image] =>[orig_patent_app_number] => 785284 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/785284
Exhaust manifold Jan 22, 1997 Issued
Array ( [id] => 3805531 [patent_doc_number] => 05758494 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'System and method for adaptive switch determination of exhaust gas sensors' [patent_app_type] => 1 [patent_app_number] => 8/784215 [patent_app_country] => US [patent_app_date] => 1997-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4628 [patent_no_of_claims] => 19 [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/05/758/05758494.pdf [firstpage_image] =>[orig_patent_app_number] => 784215 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/784215
System and method for adaptive switch determination of exhaust gas sensors Jan 15, 1997 Issued
Array ( [id] => 3744136 [patent_doc_number] => 05771690 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Engine exhaust purifier' [patent_app_type] => 1 [patent_app_number] => 8/783905 [patent_app_country] => US [patent_app_date] => 1997-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 6139 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/771/05771690.pdf [firstpage_image] =>[orig_patent_app_number] => 783905 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/783905
Engine exhaust purifier Jan 15, 1997 Issued
Array ( [id] => 3790387 [patent_doc_number] => 05787709 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-04 [patent_title] => 'Exhaust manifold' [patent_app_type] => 1 [patent_app_number] => 8/772619 [patent_app_country] => US [patent_app_date] => 1996-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 3435 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/787/05787709.pdf [firstpage_image] =>[orig_patent_app_number] => 772619 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/772619
Exhaust manifold Dec 22, 1996 Issued
Array ( [id] => 3849974 [patent_doc_number] => 05822986 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-20 [patent_title] => 'Exhaust system for engine' [patent_app_type] => 1 [patent_app_number] => 8/770545 [patent_app_country] => US [patent_app_date] => 1996-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 3955 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/822/05822986.pdf [firstpage_image] =>[orig_patent_app_number] => 770545 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/770545
Exhaust system for engine Dec 19, 1996 Issued
Array ( [id] => 3853094 [patent_doc_number] => 05802845 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-08 [patent_title] => 'Exhaust gas purification system and exhaust gas purification method' [patent_app_type] => 1 [patent_app_number] => 8/767618 [patent_app_country] => US [patent_app_date] => 1996-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 9174 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/802/05802845.pdf [firstpage_image] =>[orig_patent_app_number] => 767618 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/767618
Exhaust gas purification system and exhaust gas purification method Dec 16, 1996 Issued
Array ( [id] => 3868943 [patent_doc_number] => 05722236 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-03 [patent_title] => 'Adaptive exhaust temperature estimation and control' [patent_app_type] => 1 [patent_app_number] => 8/768004 [patent_app_country] => US [patent_app_date] => 1996-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 6588 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/722/05722236.pdf [firstpage_image] =>[orig_patent_app_number] => 768004 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/768004
Adaptive exhaust temperature estimation and control Dec 12, 1996 Issued
Array ( [id] => 3855492 [patent_doc_number] => 05746049 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-05 [patent_title] => 'Method and apparatus for estimating and controlling no x trap temperature' [patent_app_type] => 1 [patent_app_number] => 8/768003 [patent_app_country] => US [patent_app_date] => 1996-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4599 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/746/05746049.pdf [firstpage_image] =>[orig_patent_app_number] => 768003 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/768003
Method and apparatus for estimating and controlling no x trap temperature Dec 12, 1996 Issued
Array ( [id] => 3876695 [patent_doc_number] => 05749221 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'Air-fuel ratio control system and method thereof' [patent_app_type] => 1 [patent_app_number] => 8/753976 [patent_app_country] => US [patent_app_date] => 1996-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5277 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/749/05749221.pdf [firstpage_image] =>[orig_patent_app_number] => 753976 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/753976
Air-fuel ratio control system and method thereof Dec 3, 1996 Issued
Array ( [id] => 3859824 [patent_doc_number] => 05775099 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-07 [patent_title] => 'Method of purifying the exhaust of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/716394 [patent_app_country] => US [patent_app_date] => 1996-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 109 [patent_figures_cnt] => 122 [patent_no_of_words] => 36325 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/775/05775099.pdf [firstpage_image] =>[orig_patent_app_number] => 716394 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/716394
Method of purifying the exhaust of an internal combustion engine Nov 18, 1996 Issued
Array ( [id] => 3797682 [patent_doc_number] => 05709081 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-20 [patent_title] => 'Exhaust gas system for a combustion engine with exhaust driven turbo charge' [patent_app_type] => 1 [patent_app_number] => 8/744067 [patent_app_country] => US [patent_app_date] => 1996-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1906 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/709/05709081.pdf [firstpage_image] =>[orig_patent_app_number] => 744067 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/744067
Exhaust gas system for a combustion engine with exhaust driven turbo charge Nov 3, 1996 Issued
Array ( [id] => 3868256 [patent_doc_number] => 05713198 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-03 [patent_title] => 'Exhaust gas-purifying device for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/728977 [patent_app_country] => US [patent_app_date] => 1996-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2611 [patent_no_of_claims] => 3 [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/05/713/05713198.pdf [firstpage_image] =>[orig_patent_app_number] => 728977 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/728977
Exhaust gas-purifying device for internal combustion engines Oct 10, 1996 Issued
Array ( [id] => 3865153 [patent_doc_number] => 05832720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-10 [patent_title] => 'Method for utilizing a silencer unit and an arrangement for applying the method in a large diesel engine' [patent_app_type] => 1 [patent_app_number] => 8/705686 [patent_app_country] => US [patent_app_date] => 1996-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2104 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/832/05832720.pdf [firstpage_image] =>[orig_patent_app_number] => 705686 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/705686
Method for utilizing a silencer unit and an arrangement for applying the method in a large diesel engine Aug 28, 1996 Issued
Array ( [id] => 3868928 [patent_doc_number] => 05722235 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-03 [patent_title] => 'Exhaust gas back pressure attenuator for truck exhaust stacks' [patent_app_type] => 1 [patent_app_number] => 8/702896 [patent_app_country] => US [patent_app_date] => 1996-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 5702 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/722/05722235.pdf [firstpage_image] =>[orig_patent_app_number] => 702896 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/702896
Exhaust gas back pressure attenuator for truck exhaust stacks Aug 25, 1996 Issued
Array ( [id] => 3811254 [patent_doc_number] => 05737918 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-14 [patent_title] => 'Apparatus for cleaning exhaust gases of solid particles, design of a unit for neutralizing harmful gaseous emissions and a method for the manufacture of this unit' [patent_app_type] => 1 [patent_app_number] => 8/676259 [patent_app_country] => US [patent_app_date] => 1996-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3005 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/737/05737918.pdf [firstpage_image] =>[orig_patent_app_number] => 676259 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/676259
Apparatus for cleaning exhaust gases of solid particles, design of a unit for neutralizing harmful gaseous emissions and a method for the manufacture of this unit Aug 22, 1996 Issued
Array ( [id] => 3750354 [patent_doc_number] => 05732555 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Multi-pass catalytic converter' [patent_app_type] => 1 [patent_app_number] => 8/702052 [patent_app_country] => US [patent_app_date] => 1996-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 19 [patent_no_of_words] => 4841 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/732/05732555.pdf [firstpage_image] =>[orig_patent_app_number] => 702052 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/702052
Multi-pass catalytic converter Aug 22, 1996 Issued
Array ( [id] => 3816868 [patent_doc_number] => 05711147 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Plasma-assisted catalytic reduction system' [patent_app_type] => 1 [patent_app_number] => 8/699381 [patent_app_country] => US [patent_app_date] => 1996-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 8075 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/711/05711147.pdf [firstpage_image] =>[orig_patent_app_number] => 699381 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/699381
Plasma-assisted catalytic reduction system Aug 18, 1996 Issued
Array ( [id] => 3772863 [patent_doc_number] => 05724810 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-10 [patent_title] => 'Controlling apparatus for introduction air into an exhaust pipe of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/675606 [patent_app_country] => US [patent_app_date] => 1996-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 56 [patent_no_of_words] => 14227 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/724/05724810.pdf [firstpage_image] =>[orig_patent_app_number] => 675606 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/675606
Controlling apparatus for introduction air into an exhaust pipe of an internal combustion engine Jul 2, 1996 Issued
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