Search

David A. Reifsnyder

Examiner (ID: 13912)

Most Active Art Unit
1723
Art Unit(s)
1723, 1778, 2899, 1797, 1776, 1306
Total Applications
2074
Issued Applications
1658
Pending Applications
148
Abandoned Applications
274

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4181158 [patent_doc_number] => 06093320 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-25 [patent_title] => 'Tank cleaning system' [patent_app_type] => 1 [patent_app_number] => 9/201161 [patent_app_country] => US [patent_app_date] => 1998-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2990 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/093/06093320.pdf [firstpage_image] =>[orig_patent_app_number] => 201161 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/201161
Tank cleaning system Nov 29, 1998 Issued
Array ( [id] => 4238514 [patent_doc_number] => 06136182 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Magnetic devices and sample chambers for examination and manipulation of cells' [patent_app_type] => 1 [patent_app_number] => 9/201603 [patent_app_country] => US [patent_app_date] => 1998-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 14518 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/136/06136182.pdf [firstpage_image] =>[orig_patent_app_number] => 201603 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/201603
Magnetic devices and sample chambers for examination and manipulation of cells Nov 29, 1998 Issued
Array ( [id] => 4403228 [patent_doc_number] => 06193076 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Drilling fluid purification method and apparatus' [patent_app_type] => 1 [patent_app_number] => 9/199700 [patent_app_country] => US [patent_app_date] => 1998-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3994 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/193/06193076.pdf [firstpage_image] =>[orig_patent_app_number] => 199700 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/199700
Drilling fluid purification method and apparatus Nov 24, 1998 Issued
Array ( [id] => 4280721 [patent_doc_number] => 06267875 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-31 [patent_title] => 'Reusable spin-on multi system oil filter and method of reclaiming used filter canisters' [patent_app_type] => 1 [patent_app_number] => 9/194158 [patent_app_country] => US [patent_app_date] => 1998-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 97 [patent_figures_cnt] => 187 [patent_no_of_words] => 21434 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/267/06267875.pdf [firstpage_image] =>[orig_patent_app_number] => 194158 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/194158
Reusable spin-on multi system oil filter and method of reclaiming used filter canisters Nov 22, 1998 Issued
Array ( [id] => 4039928 [patent_doc_number] => 05968355 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-19 [patent_title] => 'Apparatus for aseptic vortex flow concentration' [patent_app_type] => 1 [patent_app_number] => 9/197528 [patent_app_country] => US [patent_app_date] => 1998-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 8087 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/968/05968355.pdf [firstpage_image] =>[orig_patent_app_number] => 197528 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/197528
Apparatus for aseptic vortex flow concentration Nov 22, 1998 Issued
Array ( [id] => 4095620 [patent_doc_number] => 06099739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-08 [patent_title] => 'Cleaning apparatus for a magnetic filter and cleaning method thereof' [patent_app_type] => 1 [patent_app_number] => 9/195803 [patent_app_country] => US [patent_app_date] => 1998-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5756 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/099/06099739.pdf [firstpage_image] =>[orig_patent_app_number] => 195803 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/195803
Cleaning apparatus for a magnetic filter and cleaning method thereof Nov 18, 1998 Issued
Array ( [id] => 4088531 [patent_doc_number] => 06096220 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Plasma mass filter' [patent_app_type] => 1 [patent_app_number] => 9/192945 [patent_app_country] => US [patent_app_date] => 1998-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2899 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/096/06096220.pdf [firstpage_image] =>[orig_patent_app_number] => 192945 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/192945
Plasma mass filter Nov 15, 1998 Issued
Array ( [id] => 4399516 [patent_doc_number] => 06231759 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-15 [patent_title] => 'Water treatment device' [patent_app_type] => 1 [patent_app_number] => 9/191619 [patent_app_country] => US [patent_app_date] => 1998-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3580 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/231/06231759.pdf [firstpage_image] =>[orig_patent_app_number] => 191619 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/191619
Water treatment device Nov 12, 1998 Issued
Array ( [id] => 4079054 [patent_doc_number] => 06024874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-15 [patent_title] => 'Hydrocyclone separator' [patent_app_type] => 1 [patent_app_number] => 9/185273 [patent_app_country] => US [patent_app_date] => 1998-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2966 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/024/06024874.pdf [firstpage_image] =>[orig_patent_app_number] => 185273 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/185273
Hydrocyclone separator Nov 2, 1998 Issued
09/091032 OIL FILTER NOT USING FILTER PAPER BUT USING PERMANENT MAGNETS Oct 27, 1998 Abandoned
Array ( [id] => 4147151 [patent_doc_number] => 06103107 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'System for recycling ferrofluid constituents used in a materials separation process' [patent_app_type] => 1 [patent_app_number] => 9/177066 [patent_app_country] => US [patent_app_date] => 1998-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2554 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/103/06103107.pdf [firstpage_image] =>[orig_patent_app_number] => 177066 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/177066
System for recycling ferrofluid constituents used in a materials separation process Oct 21, 1998 Issued
Array ( [id] => 4230390 [patent_doc_number] => 06206204 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-27 [patent_title] => 'Screen apparatus' [patent_app_type] => 1 [patent_app_number] => 9/175347 [patent_app_country] => US [patent_app_date] => 1998-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 4492 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/206/06206204.pdf [firstpage_image] =>[orig_patent_app_number] => 175347 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/175347
Screen apparatus Oct 19, 1998 Issued
Array ( [id] => 4176464 [patent_doc_number] => 06159382 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Waste acid recovery' [patent_app_type] => 1 [patent_app_number] => 9/167563 [patent_app_country] => US [patent_app_date] => 1998-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7596 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/159/06159382.pdf [firstpage_image] =>[orig_patent_app_number] => 167563 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/167563
Waste acid recovery Oct 6, 1998 Issued
Array ( [id] => 4083773 [patent_doc_number] => 06047835 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Clearing device for a centrifugal separator' [patent_app_type] => 1 [patent_app_number] => 9/166096 [patent_app_country] => US [patent_app_date] => 1998-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 3167 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/047/06047835.pdf [firstpage_image] =>[orig_patent_app_number] => 166096 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/166096
Clearing device for a centrifugal separator Oct 4, 1998 Issued
Array ( [id] => 4139800 [patent_doc_number] => 06063281 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-16 [patent_title] => 'Extraction of organic compounds from surfactants-containing aqueous solutions' [patent_app_type] => 1 [patent_app_number] => 9/165140 [patent_app_country] => US [patent_app_date] => 1998-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2057 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/063/06063281.pdf [firstpage_image] =>[orig_patent_app_number] => 165140 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/165140
Extraction of organic compounds from surfactants-containing aqueous solutions Sep 30, 1998 Issued
Array ( [id] => 4213287 [patent_doc_number] => 06039869 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Support arrangement for centrifugal chip separator' [patent_app_type] => 1 [patent_app_number] => 9/161901 [patent_app_country] => US [patent_app_date] => 1998-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3114 [patent_no_of_claims] => 21 [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/06/039/06039869.pdf [firstpage_image] =>[orig_patent_app_number] => 161901 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/161901
Support arrangement for centrifugal chip separator Sep 27, 1998 Issued
Array ( [id] => 4123993 [patent_doc_number] => 06033564 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-07 [patent_title] => 'Method of construction for density screening outer transport walls' [patent_app_type] => 1 [patent_app_number] => 9/156171 [patent_app_country] => US [patent_app_date] => 1998-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 27 [patent_no_of_words] => 11775 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/033/06033564.pdf [firstpage_image] =>[orig_patent_app_number] => 156171 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/156171
Method of construction for density screening outer transport walls Sep 16, 1998 Issued
Array ( [id] => 4044828 [patent_doc_number] => 05932097 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Microfabricated magnetic particles for applications to affinity binding' [patent_app_type] => 1 [patent_app_number] => 9/153985 [patent_app_country] => US [patent_app_date] => 1998-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 11415 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/932/05932097.pdf [firstpage_image] =>[orig_patent_app_number] => 153985 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/153985
Microfabricated magnetic particles for applications to affinity binding Sep 15, 1998 Issued
Array ( [id] => 4374182 [patent_doc_number] => 06261454 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-17 [patent_title] => 'Device for treating, in particular washing, gluten or the like' [patent_app_type] => 1 [patent_app_number] => 9/142007 [patent_app_country] => US [patent_app_date] => 1998-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 3169 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/261/06261454.pdf [firstpage_image] =>[orig_patent_app_number] => 142007 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/142007
Device for treating, in particular washing, gluten or the like Aug 27, 1998 Issued
Array ( [id] => 4322870 [patent_doc_number] => 06312594 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-06 [patent_title] => 'Insert for a cyclone separator' [patent_app_type] => 1 [patent_app_number] => 9/136364 [patent_app_country] => US [patent_app_date] => 1998-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 157 [patent_no_of_words] => 9536 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/312/06312594.pdf [firstpage_image] =>[orig_patent_app_number] => 136364 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/136364
Insert for a cyclone separator Aug 18, 1998 Issued
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