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] => 3803212 [patent_doc_number] => 05811016 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Method and apparatus for removing sand from waste water loaded with sand and organic substances' [patent_app_type] => 1 [patent_app_number] => 8/596168 [patent_app_country] => US [patent_app_date] => 1996-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2393 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/811/05811016.pdf [firstpage_image] =>[orig_patent_app_number] => 596168 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/596168
Method and apparatus for removing sand from waste water loaded with sand and organic substances Apr 9, 1996 Issued
Array ( [id] => 3652150 [patent_doc_number] => 05622625 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-22 [patent_title] => 'Method of manufacturing a drum' [patent_app_type] => 1 [patent_app_number] => 8/629536 [patent_app_country] => US [patent_app_date] => 1996-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 6315 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 425 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/622/05622625.pdf [firstpage_image] =>[orig_patent_app_number] => 629536 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/629536
Method of manufacturing a drum Apr 8, 1996 Issued
Array ( [id] => 3850190 [patent_doc_number] => 05705064 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-06 [patent_title] => 'Permanent magnet ring separator' [patent_app_type] => 1 [patent_app_number] => 8/637337 [patent_app_country] => US [patent_app_date] => 1996-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1936 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/705/05705064.pdf [firstpage_image] =>[orig_patent_app_number] => 637337 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/637337
Permanent magnet ring separator Apr 7, 1996 Issued
Array ( [id] => 3681613 [patent_doc_number] => 05643470 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-01 [patent_title] => 'Centrifugal flow separator method' [patent_app_type] => 1 [patent_app_number] => 8/628505 [patent_app_country] => US [patent_app_date] => 1996-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2354 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/643/05643470.pdf [firstpage_image] =>[orig_patent_app_number] => 628505 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/628505
Centrifugal flow separator method Apr 4, 1996 Issued
Array ( [id] => 3658022 [patent_doc_number] => 05667681 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Flight tip extensions for centrifugal separator' [patent_app_type] => 1 [patent_app_number] => 8/627106 [patent_app_country] => US [patent_app_date] => 1996-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 2884 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/667/05667681.pdf [firstpage_image] =>[orig_patent_app_number] => 627106 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/627106
Flight tip extensions for centrifugal separator Apr 2, 1996 Issued
Array ( [id] => 4039858 [patent_doc_number] => 05868940 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-09 [patent_title] => 'Method for on-site remediation of contaminated natural resources and fabrication of construction products therefrom' [patent_app_type] => 1 [patent_app_number] => 8/626397 [patent_app_country] => US [patent_app_date] => 1996-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6255 [patent_no_of_claims] => 21 [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/05/868/05868940.pdf [firstpage_image] =>[orig_patent_app_number] => 626397 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/626397
Method for on-site remediation of contaminated natural resources and fabrication of construction products therefrom Apr 1, 1996 Issued
Array ( [id] => 3983677 [patent_doc_number] => 05910246 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-08 [patent_title] => 'Device for isolating nucleic acids' [patent_app_type] => 1 [patent_app_number] => 8/617696 [patent_app_country] => US [patent_app_date] => 1996-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4437 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/910/05910246.pdf [firstpage_image] =>[orig_patent_app_number] => 617696 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/617696
Device for isolating nucleic acids Mar 31, 1996 Issued
Array ( [id] => 3868411 [patent_doc_number] => 05746915 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-05 [patent_title] => 'Centrifuge with a drive unit and an endless drive means' [patent_app_type] => 1 [patent_app_number] => 8/621814 [patent_app_country] => US [patent_app_date] => 1996-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3164 [patent_no_of_claims] => 23 [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/05/746/05746915.pdf [firstpage_image] =>[orig_patent_app_number] => 621814 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/621814
Centrifuge with a drive unit and an endless drive means Mar 21, 1996 Issued
Array ( [id] => 3763505 [patent_doc_number] => 05733458 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Material interface changing method' [patent_app_type] => 1 [patent_app_number] => 8/621094 [patent_app_country] => US [patent_app_date] => 1996-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 21 [patent_no_of_words] => 7935 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/733/05733458.pdf [firstpage_image] =>[orig_patent_app_number] => 621094 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/621094
Material interface changing method Mar 21, 1996 Issued
Array ( [id] => 3710688 [patent_doc_number] => 05616244 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-01 [patent_title] => 'Cyclone separator having an incorporated coalescer' [patent_app_type] => 1 [patent_app_number] => 8/617444 [patent_app_country] => US [patent_app_date] => 1996-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2067 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/616/05616244.pdf [firstpage_image] =>[orig_patent_app_number] => 617444 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/617444
Cyclone separator having an incorporated coalescer Mar 17, 1996 Issued
Array ( [id] => 3681365 [patent_doc_number] => 05662811 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-02 [patent_title] => 'Method for creating gas-liquid interfacial contact conditions for highly efficient mass transfer' [patent_app_type] => 1 [patent_app_number] => 8/617416 [patent_app_country] => US [patent_app_date] => 1996-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 16222 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/662/05662811.pdf [firstpage_image] =>[orig_patent_app_number] => 617416 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/617416
Method for creating gas-liquid interfacial contact conditions for highly efficient mass transfer Mar 17, 1996 Issued
Array ( [id] => 4233191 [patent_doc_number] => 06080312 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-27 [patent_title] => 'Downhole cyclonic separator assembly' [patent_app_type] => 1 [patent_app_number] => 8/613929 [patent_app_country] => US [patent_app_date] => 1996-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 6715 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/080/06080312.pdf [firstpage_image] =>[orig_patent_app_number] => 613929 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/613929
Downhole cyclonic separator assembly Mar 10, 1996 Issued
Array ( [id] => 3720182 [patent_doc_number] => 05700376 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-23 [patent_title] => 'Method and apparatus for magnetically treating flowing liquids' [patent_app_type] => 1 [patent_app_number] => 8/605193 [patent_app_country] => US [patent_app_date] => 1996-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2833 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/700/05700376.pdf [firstpage_image] =>[orig_patent_app_number] => 605193 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/605193
Method and apparatus for magnetically treating flowing liquids Feb 29, 1996 Issued
Array ( [id] => 4044799 [patent_doc_number] => 05932095 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Multi-chambered supercritical fluid extraction cartridge' [patent_app_type] => 1 [patent_app_number] => 8/609345 [patent_app_country] => US [patent_app_date] => 1996-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 8538 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/932/05932095.pdf [firstpage_image] =>[orig_patent_app_number] => 609345 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/609345
Multi-chambered supercritical fluid extraction cartridge Feb 29, 1996 Issued
Array ( [id] => 3830131 [patent_doc_number] => 05846439 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'Method of concentrating waterborne protozoan parasites' [patent_app_type] => 1 [patent_app_number] => 8/608422 [patent_app_country] => US [patent_app_date] => 1996-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4602 [patent_no_of_claims] => 10 [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] => patents/05/846/05846439.pdf [firstpage_image] =>[orig_patent_app_number] => 608422 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/608422
Method of concentrating waterborne protozoan parasites Feb 27, 1996 Issued
Array ( [id] => 3818919 [patent_doc_number] => 05759407 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-02 [patent_title] => 'Method and apparatus for processing waste water' [patent_app_type] => 1 [patent_app_number] => 8/604741 [patent_app_country] => US [patent_app_date] => 1996-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2081 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/759/05759407.pdf [firstpage_image] =>[orig_patent_app_number] => 604741 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/604741
Method and apparatus for processing waste water Feb 22, 1996 Issued
08/600983 APPARATUS FOR TREATING A LIQUID IN PARTICULAR WATER, WITH A MAGNETIC FIELD Feb 22, 1996 Abandoned
Array ( [id] => 3656006 [patent_doc_number] => 05667543 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-16 [patent_title] => 'Rotating particle separator with non-parallel separating ducts, and a separating unit' [patent_app_type] => 1 [patent_app_number] => 8/553471 [patent_app_country] => US [patent_app_date] => 1996-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5162 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/667/05667543.pdf [firstpage_image] =>[orig_patent_app_number] => 553471 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/553471
Rotating particle separator with non-parallel separating ducts, and a separating unit Feb 21, 1996 Issued
Array ( [id] => 3700065 [patent_doc_number] => 05653879 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-05 [patent_title] => 'Liquid and solid separator' [patent_app_type] => 1 [patent_app_number] => 8/602897 [patent_app_country] => US [patent_app_date] => 1996-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 2308 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/653/05653879.pdf [firstpage_image] =>[orig_patent_app_number] => 602897 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/602897
Liquid and solid separator Feb 15, 1996 Issued
Array ( [id] => 3753161 [patent_doc_number] => 05720877 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-24 [patent_title] => 'Wringer bowl assembly for use in a centrifugal separator' [patent_app_type] => 1 [patent_app_number] => 8/602970 [patent_app_country] => US [patent_app_date] => 1996-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2162 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/720/05720877.pdf [firstpage_image] =>[orig_patent_app_number] => 602970 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/602970
Wringer bowl assembly for use in a centrifugal separator Feb 15, 1996 Issued
Menu