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] => 9454502 [patent_doc_number] => 08715506 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-05-06 [patent_title] => 'Apparatus and method for density separator for drilling fluid' [patent_app_type] => utility [patent_app_number] => 12/841687 [patent_app_country] => US [patent_app_date] => 2010-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 7573 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12841687 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/841687
Apparatus and method for density separator for drilling fluid Jul 21, 2010 Issued
Array ( [id] => 9625860 [patent_doc_number] => 08795535 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-08-05 [patent_title] => 'Apparatus and method for drilling fluid density separator utilizing rotating disks' [patent_app_type] => utility [patent_app_number] => 12/841760 [patent_app_country] => US [patent_app_date] => 2010-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 6992 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12841760 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/841760
Apparatus and method for drilling fluid density separator utilizing rotating disks Jul 21, 2010 Issued
Array ( [id] => 5987289 [patent_doc_number] => 20110011391 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-20 [patent_title] => 'METHOD AND APPARATUS FOR THE HEAT TREATMENT OF A CELLULOSIC FEEDSTOCK UPSTREAM OF HYDROLYSIS' [patent_app_type] => utility [patent_app_number] => 12/837892 [patent_app_country] => US [patent_app_date] => 2010-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7636 [patent_no_of_claims] => 33 [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/A1/0011/20110011391.pdf [firstpage_image] =>[orig_patent_app_number] => 12837892 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/837892
METHOD AND APPARATUS FOR THE HEAT TREATMENT OF A CELLULOSIC FEEDSTOCK UPSTREAM OF HYDROLYSIS Jul 15, 2010 Abandoned
Array ( [id] => 6528726 [patent_doc_number] => 20100270224 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-10-28 [patent_title] => 'MAGNET SEPARATOR' [patent_app_type] => utility [patent_app_number] => 12/830666 [patent_app_country] => US [patent_app_date] => 2010-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4915 [patent_no_of_claims] => 2 [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/A1/0270/20100270224.pdf [firstpage_image] =>[orig_patent_app_number] => 12830666 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/830666
Magnet separator Jul 5, 2010 Issued
Array ( [id] => 8177396 [patent_doc_number] => 20120110789 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-10 [patent_title] => 'METHOD FOR PREPARING A SUSPENSION' [patent_app_type] => utility [patent_app_number] => 13/382799 [patent_app_country] => US [patent_app_date] => 2010-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1952 [patent_no_of_claims] => 20 [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/A1/0110/20120110789.pdf [firstpage_image] =>[orig_patent_app_number] => 13382799 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/382799
METHOD FOR PREPARING A SUSPENSION Jun 29, 2010 Abandoned
Array ( [id] => 5988233 [patent_doc_number] => 20110011796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-20 [patent_title] => 'Compacted Hydrocyclone Apparatus in Vessels' [patent_app_type] => utility [patent_app_number] => 12/819859 [patent_app_country] => US [patent_app_date] => 2010-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4199 [patent_no_of_claims] => 19 [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/A1/0011/20110011796.pdf [firstpage_image] =>[orig_patent_app_number] => 12819859 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/819859
Compacted hydrocyclone apparatus in vessels Jun 20, 2010 Issued
Array ( [id] => 8397802 [patent_doc_number] => 08268178 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-09-18 [patent_title] => 'Fluid conditioning system and process of conditioning fluid' [patent_app_type] => utility [patent_app_number] => 12/818461 [patent_app_country] => US [patent_app_date] => 2010-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3993 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12818461 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/818461
Fluid conditioning system and process of conditioning fluid Jun 17, 2010 Issued
Array ( [id] => 7534698 [patent_doc_number] => 08048320 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-11-01 [patent_title] => 'Method and apparatus for collecting biological materials' [patent_app_type] => utility [patent_app_number] => 12/817814 [patent_app_country] => US [patent_app_date] => 2010-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4607 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/048/08048320.pdf [firstpage_image] =>[orig_patent_app_number] => 12817814 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/817814
Method and apparatus for collecting biological materials Jun 16, 2010 Issued
Array ( [id] => 7576837 [patent_doc_number] => 20110290719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-01 [patent_title] => 'FLUID FILTRATION APPARATUS FOR APPLIANCES' [patent_app_type] => utility [patent_app_number] => 12/789745 [patent_app_country] => US [patent_app_date] => 2010-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4041 [patent_no_of_claims] => 23 [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/A1/0290/20110290719.pdf [firstpage_image] =>[orig_patent_app_number] => 12789745 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/789745
Fluid filtration apparatus for appliances May 27, 2010 Issued
Array ( [id] => 7576768 [patent_doc_number] => 20110290650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-12-01 [patent_title] => 'APPARATUS FOR PRODUCING ALKALINE WATER' [patent_app_type] => utility [patent_app_number] => 12/788972 [patent_app_country] => US [patent_app_date] => 2010-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3768 [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/A1/0290/20110290650.pdf [firstpage_image] =>[orig_patent_app_number] => 12788972 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/788972
APPARATUS FOR PRODUCING ALKALINE WATER May 26, 2010 Abandoned
Array ( [id] => 9165041 [patent_doc_number] => 08590713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-11-26 [patent_title] => 'Centrifugal separator' [patent_app_type] => utility [patent_app_number] => 12/788075 [patent_app_country] => US [patent_app_date] => 2010-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3532 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12788075 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/788075
Centrifugal separator May 25, 2010 Issued
Array ( [id] => 8966939 [patent_doc_number] => 08505747 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-13 [patent_title] => 'Cyclonic debris evacuation apparatus and method for a pump' [patent_app_type] => utility [patent_app_number] => 12/785028 [patent_app_country] => US [patent_app_date] => 2010-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 50 [patent_no_of_words] => 11608 [patent_no_of_claims] => 17 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12785028 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/785028
Cyclonic debris evacuation apparatus and method for a pump May 20, 2010 Issued
Array ( [id] => 8591314 [patent_doc_number] => 08349189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-08 [patent_title] => 'Method for the preparation of at least one compound from blood, and extraction device for use in the execution of said method' [patent_app_type] => utility [patent_app_number] => 12/780287 [patent_app_country] => US [patent_app_date] => 2010-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4568 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12780287 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/780287
Method for the preparation of at least one compound from blood, and extraction device for use in the execution of said method May 13, 2010 Issued
Array ( [id] => 6474933 [patent_doc_number] => 20100213143 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-26 [patent_title] => 'Apparatus for Inhibiting Fines Carryover' [patent_app_type] => utility [patent_app_number] => 12/779222 [patent_app_country] => US [patent_app_date] => 2010-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2763 [patent_no_of_claims] => 11 [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/A1/0213/20100213143.pdf [firstpage_image] =>[orig_patent_app_number] => 12779222 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/779222
Apparatus for inhibiting fines carryover May 12, 2010 Issued
Array ( [id] => 9942335 [patent_doc_number] => 08991622 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-03-31 [patent_title] => 'Separating device and method with a return flow of heavy fraction' [patent_app_type] => utility [patent_app_number] => 13/319741 [patent_app_country] => US [patent_app_date] => 2010-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3234 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13319741 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/319741
Separating device and method with a return flow of heavy fraction May 11, 2010 Issued
Array ( [id] => 6551659 [patent_doc_number] => 20100288705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-11-18 [patent_title] => 'ROD ASSEMBLY AND A METHOD FOR THE EXTRACTION OF MAGNETIZABLE PARTICLES FROM SOLUTIONS' [patent_app_type] => utility [patent_app_number] => 12/778219 [patent_app_country] => US [patent_app_date] => 2010-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 10160 [patent_no_of_claims] => 55 [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/A1/0288/20100288705.pdf [firstpage_image] =>[orig_patent_app_number] => 12778219 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/778219
Rod assembly and a method for the extraction of magnetizable particles from solutions May 11, 2010 Issued
Array ( [id] => 6467309 [patent_doc_number] => 20100206798 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-19 [patent_title] => 'Method And Apparatus For Preparing Platelet Rich Plasma And Concentrates Thereof' [patent_app_type] => utility [patent_app_number] => 12/772497 [patent_app_country] => US [patent_app_date] => 2010-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 12057 [patent_no_of_claims] => 8 [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/A1/0206/20100206798.pdf [firstpage_image] =>[orig_patent_app_number] => 12772497 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/772497
Method and apparatus for preparing platelet rich plasma and concentrates thereof May 2, 2010 Issued
Array ( [id] => 13288015 [patent_doc_number] => 10155180 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-12-18 [patent_title] => Contacting systems and methods and uses thereof [patent_app_type] => utility [patent_app_number] => 13/266772 [patent_app_country] => US [patent_app_date] => 2010-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6551 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13266772 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/266772
Contacting systems and methods and uses thereof Apr 27, 2010 Issued
Array ( [id] => 8807204 [patent_doc_number] => 08444853 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-05-21 [patent_title] => 'Leo-polarizer for treating a fluid flow by magnetic field' [patent_app_type] => utility [patent_app_number] => 12/799597 [patent_app_country] => US [patent_app_date] => 2010-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2137 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12799597 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/799597
Leo-polarizer for treating a fluid flow by magnetic field Apr 27, 2010 Issued
Array ( [id] => 9299291 [patent_doc_number] => 08647512 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-02-11 [patent_title] => 'Use of magnetic carbon composites from renewable resource materials for oil spill clean up and recovery' [patent_app_type] => utility [patent_app_number] => 12/751185 [patent_app_country] => US [patent_app_date] => 2010-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5569 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12751185 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/751185
Use of magnetic carbon composites from renewable resource materials for oil spill clean up and recovery Mar 30, 2010 Issued
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