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] => 1106560 [patent_doc_number] => 06808693 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-10-26 [patent_title] => 'Methods and apparatus for increasing and extending oil production from underground formations nearly depleted of natural gas drive' [patent_app_type] => B2 [patent_app_number] => 10/317009 [patent_app_country] => US [patent_app_date] => 2002-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 45 [patent_no_of_words] => 19879 [patent_no_of_claims] => 40 [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/06/808/06808693.pdf [firstpage_image] =>[orig_patent_app_number] => 10317009 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/317009
Methods and apparatus for increasing and extending oil production from underground formations nearly depleted of natural gas drive Dec 10, 2002 Issued
Array ( [id] => 1109654 [patent_doc_number] => 06805806 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-10-19 [patent_title] => 'Method and apparatus for treatment of wastewater employing membrane bioreactors' [patent_app_type] => B2 [patent_app_number] => 10/317018 [patent_app_country] => US [patent_app_date] => 2002-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 28 [patent_no_of_words] => 11961 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/805/06805806.pdf [firstpage_image] =>[orig_patent_app_number] => 10317018 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/317018
Method and apparatus for treatment of wastewater employing membrane bioreactors Dec 10, 2002 Issued
Array ( [id] => 951093 [patent_doc_number] => 06960294 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-11-01 [patent_title] => 'Apparatus for the separation of solids from liquids by dissolved gas floatation' [patent_app_type] => utility [patent_app_number] => 10/317010 [patent_app_country] => US [patent_app_date] => 2002-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 17 [patent_no_of_words] => 7503 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/960/06960294.pdf [firstpage_image] =>[orig_patent_app_number] => 10317010 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/317010
Apparatus for the separation of solids from liquids by dissolved gas floatation Dec 10, 2002 Issued
Array ( [id] => 484472 [patent_doc_number] => 07217368 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-05-15 [patent_title] => 'Method and apparatus for liquid treatment with combined electronic and centrifugal processes to remove contaminants' [patent_app_type] => utility [patent_app_number] => 10/308647 [patent_app_country] => US [patent_app_date] => 2002-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1443 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/217/07217368.pdf [firstpage_image] =>[orig_patent_app_number] => 10308647 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/308647
Method and apparatus for liquid treatment with combined electronic and centrifugal processes to remove contaminants Dec 2, 2002 Issued
Array ( [id] => 1132190 [patent_doc_number] => 06783664 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-31 [patent_title] => 'Water-treating device' [patent_app_type] => B2 [patent_app_number] => 10/307049 [patent_app_country] => US [patent_app_date] => 2002-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 2227 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/783/06783664.pdf [firstpage_image] =>[orig_patent_app_number] => 10307049 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/307049
Water-treating device Nov 26, 2002 Issued
Array ( [id] => 7232300 [patent_doc_number] => 20040256312 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-23 [patent_title] => 'Advanced liquid vortex separation system' [patent_app_type] => new [patent_app_number] => 10/496032 [patent_app_country] => US [patent_app_date] => 2004-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2574 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0256/20040256312.pdf [firstpage_image] =>[orig_patent_app_number] => 10496032 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/496032
Advanced liquid vortex separation system Nov 25, 2002 Issued
Array ( [id] => 6811434 [patent_doc_number] => 20030070984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-04-17 [patent_title] => 'Vortex devices with maximum efficiency nozzle' [patent_app_type] => new [patent_app_number] => 10/298292 [patent_app_country] => US [patent_app_date] => 2002-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7859 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0070/20030070984.pdf [firstpage_image] =>[orig_patent_app_number] => 10298292 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/298292
Vortex devices with maximum efficiency nozzle Nov 14, 2002 Abandoned
Array ( [id] => 1215140 [patent_doc_number] => 06706180 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-16 [patent_title] => 'System for vibration in a centrifuge' [patent_app_type] => B2 [patent_app_number] => 10/294840 [patent_app_country] => US [patent_app_date] => 2002-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 21 [patent_no_of_words] => 7248 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/706/06706180.pdf [firstpage_image] =>[orig_patent_app_number] => 10294840 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/294840
System for vibration in a centrifuge Nov 13, 2002 Issued
Array ( [id] => 1023943 [patent_doc_number] => 06884357 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-04-26 [patent_title] => 'Apparatus and method for processing magnetic particles' [patent_app_type] => utility [patent_app_number] => 10/290514 [patent_app_country] => US [patent_app_date] => 2002-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 33 [patent_no_of_words] => 18081 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/884/06884357.pdf [firstpage_image] =>[orig_patent_app_number] => 10290514 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/290514
Apparatus and method for processing magnetic particles Nov 7, 2002 Issued
Array ( [id] => 1109604 [patent_doc_number] => 06805794 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-10-19 [patent_title] => 'Magnetic separation apparatus' [patent_app_type] => B2 [patent_app_number] => 10/275688 [patent_app_country] => US [patent_app_date] => 2002-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3369 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/805/06805794.pdf [firstpage_image] =>[orig_patent_app_number] => 10275688 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/275688
Magnetic separation apparatus Nov 7, 2002 Issued
Array ( [id] => 846860 [patent_doc_number] => 07384559 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-06-10 [patent_title] => 'Device and method for treating magnetic particles' [patent_app_type] => utility [patent_app_number] => 10/496062 [patent_app_country] => US [patent_app_date] => 2002-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5613 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/384/07384559.pdf [firstpage_image] =>[orig_patent_app_number] => 10496062 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/496062
Device and method for treating magnetic particles Nov 6, 2002 Issued
Array ( [id] => 376748 [patent_doc_number] => 07311846 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-12-25 [patent_title] => 'Apparatus and method for separating ferrous and non-ferrous metal particles suspended in a liquid' [patent_app_type] => utility [patent_app_number] => 10/495579 [patent_app_country] => US [patent_app_date] => 2002-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2101 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/311/07311846.pdf [firstpage_image] =>[orig_patent_app_number] => 10495579 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/495579
Apparatus and method for separating ferrous and non-ferrous metal particles suspended in a liquid Oct 31, 2002 Issued
Array ( [id] => 7384577 [patent_doc_number] => 20040020860 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-02-05 [patent_title] => 'Method and apparatus for separating and measuring solids from multi-phase well fluids' [patent_app_type] => new [patent_app_number] => 10/284173 [patent_app_country] => US [patent_app_date] => 2002-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4672 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0020/20040020860.pdf [firstpage_image] =>[orig_patent_app_number] => 10284173 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/284173
Method and apparatus for separating and measuring solids from multi-phase well fluids Oct 30, 2002 Issued
Array ( [id] => 6780867 [patent_doc_number] => 20030062314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-04-03 [patent_title] => 'Method and apparatus for magnetically separating selected particles, particularly biological cells' [patent_app_type] => new [patent_app_number] => 10/283100 [patent_app_country] => US [patent_app_date] => 2002-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4361 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0062/20030062314.pdf [firstpage_image] =>[orig_patent_app_number] => 10283100 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/283100
Method and apparatus for magnetically separating selected particles, particularly biological cells Oct 29, 2002 Abandoned
Array ( [id] => 6680630 [patent_doc_number] => 20030116494 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-06-26 [patent_title] => 'Magnetic fluid filter' [patent_app_type] => new [patent_app_number] => 10/277529 [patent_app_country] => US [patent_app_date] => 2002-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4031 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0116/20030116494.pdf [firstpage_image] =>[orig_patent_app_number] => 10277529 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/277529
Magnetic fluid filter Oct 20, 2002 Issued
Array ( [id] => 1135910 [patent_doc_number] => 06780310 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-08-24 [patent_title] => 'Variable vortex baffle fluid filter' [patent_app_type] => B1 [patent_app_number] => 10/277241 [patent_app_country] => US [patent_app_date] => 2002-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3369 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 496 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/780/06780310.pdf [firstpage_image] =>[orig_patent_app_number] => 10277241 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/277241
Variable vortex baffle fluid filter Oct 20, 2002 Issued
Array ( [id] => 6737497 [patent_doc_number] => 20030154865 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-08-21 [patent_title] => 'Nano coupling magnetoadsorbent' [patent_app_type] => new [patent_app_number] => 10/258183 [patent_app_country] => US [patent_app_date] => 2002-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 21161 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0154/20030154865.pdf [firstpage_image] =>[orig_patent_app_number] => 10258183 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/258183
Nano coupling magnetoadsorbent Oct 15, 2002 Abandoned
Array ( [id] => 7337821 [patent_doc_number] => 20040245325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-09 [patent_title] => 'Continuous centrifuge' [patent_app_type] => new [patent_app_number] => 10/493026 [patent_app_country] => US [patent_app_date] => 2004-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3321 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0245/20040245325.pdf [firstpage_image] =>[orig_patent_app_number] => 10493026 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/493026
Continuous centrifuge Oct 14, 2002 Issued
Array ( [id] => 1118404 [patent_doc_number] => 06797181 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-09-28 [patent_title] => 'Process for mixing treatment additives to contaminated liquids' [patent_app_type] => B2 [patent_app_number] => 10/270995 [patent_app_country] => US [patent_app_date] => 2002-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4664 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/797/06797181.pdf [firstpage_image] =>[orig_patent_app_number] => 10270995 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/270995
Process for mixing treatment additives to contaminated liquids Oct 13, 2002 Issued
Array ( [id] => 1073251 [patent_doc_number] => 06837914 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-01-04 [patent_title] => 'Oil separating apparatus for blow-by gas' [patent_app_type] => utility [patent_app_number] => 10/269542 [patent_app_country] => US [patent_app_date] => 2002-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1273 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/837/06837914.pdf [firstpage_image] =>[orig_patent_app_number] => 10269542 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/269542
Oil separating apparatus for blow-by gas Oct 10, 2002 Issued
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