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] => 8187979 [patent_doc_number] => 08182684 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-05-22 [patent_title] => 'Hydrocyclone separator' [patent_app_type] => utility [patent_app_number] => 13/340359 [patent_app_country] => US [patent_app_date] => 2011-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1679 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/182/08182684.pdf [firstpage_image] =>[orig_patent_app_number] => 13340359 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/340359
Hydrocyclone separator Dec 28, 2011 Issued
Array ( [id] => 9867929 [patent_doc_number] => 08955691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-02-17 [patent_title] => 'Spiral ramp hydrocyclone' [patent_app_type] => utility [patent_app_number] => 13/374348 [patent_app_country] => US [patent_app_date] => 2011-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2329 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13374348 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/374348
Spiral ramp hydrocyclone Dec 21, 2011 Issued
Array ( [id] => 9976893 [patent_doc_number] => 09023199 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-05-05 [patent_title] => 'Device for suppressing slit clogging' [patent_app_type] => utility [patent_app_number] => 13/996257 [patent_app_country] => US [patent_app_date] => 2011-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 6290 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13996257 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/996257
Device for suppressing slit clogging Dec 13, 2011 Issued
Array ( [id] => 9064039 [patent_doc_number] => 20130255795 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-03 [patent_title] => 'FLUID ACTIVATING APPARATUS' [patent_app_type] => utility [patent_app_number] => 13/991847 [patent_app_country] => US [patent_app_date] => 2011-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3274 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13991847 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/991847
Fluid activating apparatus Dec 11, 2011 Issued
Array ( [id] => 9131626 [patent_doc_number] => 20130292339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-11-07 [patent_title] => 'METHOD AND APPARATUS FOR SEPARATION OF OIL AND WATER USING HYDROPHOBIC AND HYDROPHILIC FUNCTIONAL SOLID PARTICLES' [patent_app_type] => utility [patent_app_number] => 13/997049 [patent_app_country] => US [patent_app_date] => 2011-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1898 [patent_no_of_claims] => 17 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13997049 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/997049
METHOD AND APPARATUS FOR SEPARATION OF OIL AND WATER USING HYDROPHOBIC AND HYDROPHILIC FUNCTIONAL SOLID PARTICLES Nov 30, 2011 Abandoned
Array ( [id] => 9957249 [patent_doc_number] => 09005446 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-04-14 [patent_title] => 'Magnetic micro- or nanoparticle assisted fluid separation' [patent_app_type] => utility [patent_app_number] => 13/308969 [patent_app_country] => US [patent_app_date] => 2011-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2637 [patent_no_of_claims] => 20 [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] => 13308969 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/308969
Magnetic micro- or nanoparticle assisted fluid separation Nov 30, 2011 Issued
Array ( [id] => 10114875 [patent_doc_number] => 09149740 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-10-06 [patent_title] => 'Water and dirt separator' [patent_app_type] => utility [patent_app_number] => 13/990818 [patent_app_country] => US [patent_app_date] => 2011-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3115 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13990818 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/990818
Water and dirt separator Nov 30, 2011 Issued
Array ( [id] => 8838442 [patent_doc_number] => 20130134070 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-30 [patent_title] => 'Method for Seperating Carbon Nanotubes with Different Conductive Properties' [patent_app_type] => utility [patent_app_number] => 13/498145 [patent_app_country] => US [patent_app_date] => 2011-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1673 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13498145 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/498145
Method for Seperating Carbon Nanotubes with Different Conductive Properties Nov 28, 2011 Abandoned
Array ( [id] => 8838480 [patent_doc_number] => 20130134108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-30 [patent_title] => 'Systems and Methods for Separating Sand from Oil' [patent_app_type] => utility [patent_app_number] => 13/306522 [patent_app_country] => US [patent_app_date] => 2011-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4255 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13306522 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/306522
Systems and methods for separating sand from oil Nov 28, 2011 Issued
Array ( [id] => 8215525 [patent_doc_number] => 20120132032 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-05-31 [patent_title] => 'MAGNETIC RECOVERY OF VALUABLES FROM SLAG MATERIAL' [patent_app_type] => utility [patent_app_number] => 13/306454 [patent_app_country] => US [patent_app_date] => 2011-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14820 [patent_no_of_claims] => 12 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13306454 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/306454
MAGNETIC RECOVERY OF VALUABLES FROM SLAG MATERIAL Nov 28, 2011 Abandoned
Array ( [id] => 9064477 [patent_doc_number] => 20130256233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-10-03 [patent_title] => 'Device for Separating Ferromagnetic Particles From a Suspension' [patent_app_type] => utility [patent_app_number] => 13/989857 [patent_app_country] => US [patent_app_date] => 2011-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2598 [patent_no_of_claims] => 18 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13989857 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/989857
Device for Separating Ferromagnetic Particles From a Suspension Nov 17, 2011 Abandoned
Array ( [id] => 7814682 [patent_doc_number] => 20120061302 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-03-15 [patent_title] => 'DEVICE FOR MIXING AND SEPARATION OF MAGNETIC PARTICLES' [patent_app_type] => utility [patent_app_number] => 13/299290 [patent_app_country] => US [patent_app_date] => 2011-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 18158 [patent_no_of_claims] => 16 [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/A1/0061/20120061302.pdf [firstpage_image] =>[orig_patent_app_number] => 13299290 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/299290
Device for mixing and separation of magnetic particles Nov 16, 2011 Issued
Array ( [id] => 8759414 [patent_doc_number] => 08419932 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-16 [patent_title] => 'Method and apparatus for separating cooking oils from snack food products through a quasi-continuous centrifuge action' [patent_app_type] => utility [patent_app_number] => 13/373409 [patent_app_country] => US [patent_app_date] => 2011-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3166 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13373409 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/373409
Method and apparatus for separating cooking oils from snack food products through a quasi-continuous centrifuge action Nov 13, 2011 Issued
Array ( [id] => 8818252 [patent_doc_number] => 20130119297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-16 [patent_title] => 'MAGNETICALLY SUSCEPTIBLE CONDUCTIVE SLURRY' [patent_app_type] => utility [patent_app_number] => 13/294178 [patent_app_country] => US [patent_app_date] => 2011-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3565 [patent_no_of_claims] => 7 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13294178 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/294178
MAGNETICALLY SUSCEPTIBLE CONDUCTIVE SLURRY Nov 10, 2011 Abandoned
Array ( [id] => 8788445 [patent_doc_number] => 20130105414 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2013-05-02 [patent_title] => 'WATER FILTER' [patent_app_type] => utility [patent_app_number] => 13/283283 [patent_app_country] => US [patent_app_date] => 2011-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3210 [patent_no_of_claims] => 19 [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] =>[firstpage_image] =>[orig_patent_app_number] => 13283283 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/283283
Water filter Oct 26, 2011 Issued
Array ( [id] => 9822989 [patent_doc_number] => 08932472 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-01-13 [patent_title] => 'Separator system and related methods' [patent_app_type] => utility [patent_app_number] => 13/280507 [patent_app_country] => US [patent_app_date] => 2011-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4489 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13280507 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/280507
Separator system and related methods Oct 24, 2011 Issued
Array ( [id] => 8389897 [patent_doc_number] => 20120227733 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-13 [patent_title] => 'HYDROLYSIS SYSTEMS AND METHODS' [patent_app_type] => utility [patent_app_number] => 13/320535 [patent_app_country] => US [patent_app_date] => 2011-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 31 [patent_no_of_words] => 36321 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13320535 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/320535
HYDROLYSIS SYSTEMS AND METHODS Oct 23, 2011 Abandoned
Array ( [id] => 9588638 [patent_doc_number] => 08778177 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-07-15 [patent_title] => 'Apparatus for preventing scale deposits and removing contaminants from fluid columns' [patent_app_type] => utility [patent_app_number] => 13/317628 [patent_app_country] => US [patent_app_date] => 2011-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 16255 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 329 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13317628 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/317628
Apparatus for preventing scale deposits and removing contaminants from fluid columns Oct 21, 2011 Issued
Array ( [id] => 8908834 [patent_doc_number] => 08480890 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-07-09 [patent_title] => 'Method and apparatus for preventing scale deposits and removing contaminants from fluid columns' [patent_app_type] => utility [patent_app_number] => 13/317627 [patent_app_country] => US [patent_app_date] => 2011-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 23678 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13317627 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/317627
Method and apparatus for preventing scale deposits and removing contaminants from fluid columns Oct 21, 2011 Issued
Array ( [id] => 10897439 [patent_doc_number] => 08920647 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-12-30 [patent_title] => 'Apparatus for preventing scale deposits and removing contaminants from fluid columns' [patent_app_type] => utility [patent_app_number] => 13/317629 [patent_app_country] => US [patent_app_date] => 2011-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 12709 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13317629 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/317629
Apparatus for preventing scale deposits and removing contaminants from fluid columns Oct 21, 2011 Issued
Menu