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] => 4028127 [patent_doc_number] => 05942113 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Solid-liquid separating filter medium for sewage, waste water, etc' [patent_app_type] => 1 [patent_app_number] => 8/951042 [patent_app_country] => US [patent_app_date] => 1997-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 3278 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/942/05942113.pdf [firstpage_image] =>[orig_patent_app_number] => 951042 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/951042
Solid-liquid separating filter medium for sewage, waste water, etc Oct 14, 1997 Issued
Array ( [id] => 4028372 [patent_doc_number] => 05942130 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Solid bowl centrifuge with beach having dedicated liquid drainage' [patent_app_type] => 1 [patent_app_number] => 8/950848 [patent_app_country] => US [patent_app_date] => 1997-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 5172 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/942/05942130.pdf [firstpage_image] =>[orig_patent_app_number] => 950848 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/950848
Solid bowl centrifuge with beach having dedicated liquid drainage Oct 14, 1997 Issued
Array ( [id] => 4354582 [patent_doc_number] => 06168715 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-02 [patent_title] => 'Device for oil treatment of sintered parts' [patent_app_type] => 1 [patent_app_number] => 8/945285 [patent_app_country] => US [patent_app_date] => 1997-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3695 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/168/06168715.pdf [firstpage_image] =>[orig_patent_app_number] => 945285 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/945285
Device for oil treatment of sintered parts Oct 13, 1997 Issued
Array ( [id] => 3737146 [patent_doc_number] => 05800720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'Spinning filter separation system for oil spill clean-up operation' [patent_app_type] => 1 [patent_app_number] => 8/947484 [patent_app_country] => US [patent_app_date] => 1997-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1203 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/800/05800720.pdf [firstpage_image] =>[orig_patent_app_number] => 947484 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/947484
Spinning filter separation system for oil spill clean-up operation Oct 9, 1997 Issued
Array ( [id] => 3926501 [patent_doc_number] => 05938935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Method and apparatus for purifying and treating cooling agents and or lubricants used in the metallurgical industry' [patent_app_type] => 1 [patent_app_number] => 8/947583 [patent_app_country] => US [patent_app_date] => 1997-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4109 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/938/05938935.pdf [firstpage_image] =>[orig_patent_app_number] => 947583 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/947583
Method and apparatus for purifying and treating cooling agents and or lubricants used in the metallurgical industry Oct 8, 1997 Issued
Array ( [id] => 3902763 [patent_doc_number] => 05897776 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-27 [patent_title] => 'Filter media configuration' [patent_app_type] => 1 [patent_app_number] => 8/943694 [patent_app_country] => US [patent_app_date] => 1997-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1424 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/897/05897776.pdf [firstpage_image] =>[orig_patent_app_number] => 943694 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/943694
Filter media configuration Oct 2, 1997 Issued
Array ( [id] => 3956714 [patent_doc_number] => 05900142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-04 [patent_title] => 'Mass and thermal transfer means for use in heart lung machines, dialyzers, and other applications' [patent_app_type] => 1 [patent_app_number] => 8/940922 [patent_app_country] => US [patent_app_date] => 1997-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 8489 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/900/05900142.pdf [firstpage_image] =>[orig_patent_app_number] => 940922 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/940922
Mass and thermal transfer means for use in heart lung machines, dialyzers, and other applications Sep 29, 1997 Issued
Array ( [id] => 3984277 [patent_doc_number] => 05891331 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-06 [patent_title] => 'Portable magnetic device having a ceramic body and a hanger for purifying potable water' [patent_app_type] => 1 [patent_app_number] => 8/940532 [patent_app_country] => US [patent_app_date] => 1997-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 739 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/891/05891331.pdf [firstpage_image] =>[orig_patent_app_number] => 940532 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/940532
Portable magnetic device having a ceramic body and a hanger for purifying potable water Sep 29, 1997 Issued
Array ( [id] => 3779436 [patent_doc_number] => 05840184 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-24 [patent_title] => 'Magnetic regulator for preventing scale in a non-drinking water system' [patent_app_type] => 1 [patent_app_number] => 8/938873 [patent_app_country] => US [patent_app_date] => 1997-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1018 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/840/05840184.pdf [firstpage_image] =>[orig_patent_app_number] => 938873 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/938873
Magnetic regulator for preventing scale in a non-drinking water system Sep 25, 1997 Issued
Array ( [id] => 4039869 [patent_doc_number] => 05911879 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-15 [patent_title] => 'Refrigerant filter/drier' [patent_app_type] => 1 [patent_app_number] => 8/936793 [patent_app_country] => US [patent_app_date] => 1997-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1133 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/911/05911879.pdf [firstpage_image] =>[orig_patent_app_number] => 936793 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/936793
Refrigerant filter/drier Sep 23, 1997 Issued
Array ( [id] => 3971475 [patent_doc_number] => 05948253 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-07 [patent_title] => 'Three layer hydrocarbon filter' [patent_app_type] => 1 [patent_app_number] => 8/935814 [patent_app_country] => US [patent_app_date] => 1997-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3206 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/948/05948253.pdf [firstpage_image] =>[orig_patent_app_number] => 935814 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/935814
Three layer hydrocarbon filter Sep 22, 1997 Issued
Array ( [id] => 3932119 [patent_doc_number] => 05871643 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-16 [patent_title] => 'Rotary drum filtration apparatus with a detachable filter' [patent_app_type] => 1 [patent_app_number] => 8/935251 [patent_app_country] => US [patent_app_date] => 1997-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4583 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/871/05871643.pdf [firstpage_image] =>[orig_patent_app_number] => 935251 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/935251
Rotary drum filtration apparatus with a detachable filter Sep 21, 1997 Issued
Array ( [id] => 4044814 [patent_doc_number] => 05932096 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Magnetic purifying apparatus for purifying a fluid' [patent_app_type] => 1 [patent_app_number] => 8/933090 [patent_app_country] => US [patent_app_date] => 1997-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7931 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/932/05932096.pdf [firstpage_image] =>[orig_patent_app_number] => 933090 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/933090
Magnetic purifying apparatus for purifying a fluid Sep 17, 1997 Issued
Array ( [id] => 3996890 [patent_doc_number] => 06004459 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Metal particle removal and retention apparatus' [patent_app_type] => 1 [patent_app_number] => 8/929336 [patent_app_country] => US [patent_app_date] => 1997-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4179 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/004/06004459.pdf [firstpage_image] =>[orig_patent_app_number] => 929336 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/929336
Metal particle removal and retention apparatus Sep 12, 1997 Issued
Array ( [id] => 4005660 [patent_doc_number] => 05879549 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-09 [patent_title] => 'Filter cartridge magnetic attachment' [patent_app_type] => 1 [patent_app_number] => 8/929335 [patent_app_country] => US [patent_app_date] => 1997-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 3884 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/879/05879549.pdf [firstpage_image] =>[orig_patent_app_number] => 929335 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/929335
Filter cartridge magnetic attachment Sep 12, 1997 Issued
Array ( [id] => 3926378 [patent_doc_number] => 05938926 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Extended dwell reverse hydrocyclone cleaner' [patent_app_type] => 1 [patent_app_number] => 8/913594 [patent_app_country] => US [patent_app_date] => 1997-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4006 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/938/05938926.pdf [firstpage_image] =>[orig_patent_app_number] => 913594 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/913594
Extended dwell reverse hydrocyclone cleaner Sep 11, 1997 Issued
Array ( [id] => 3918154 [patent_doc_number] => 05944992 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'Centrifuge separator' [patent_app_type] => 1 [patent_app_number] => 8/926838 [patent_app_country] => US [patent_app_date] => 1997-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3353 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/944/05944992.pdf [firstpage_image] =>[orig_patent_app_number] => 926838 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/926838
Centrifuge separator Sep 9, 1997 Issued
08/925693 METHOD AND APPARATUS FOR MULTI-PARTICLE FILTRATION AND SEPARATION Sep 8, 1997 Abandoned
Array ( [id] => 3983692 [patent_doc_number] => 05910247 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-08 [patent_title] => 'Two element filter bag' [patent_app_type] => 1 [patent_app_number] => 8/926524 [patent_app_country] => US [patent_app_date] => 1997-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 6732 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/910/05910247.pdf [firstpage_image] =>[orig_patent_app_number] => 926524 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/926524
Two element filter bag Sep 7, 1997 Issued
08/894993 STACK OF SEPARATION DISCS FOR CENTRIFUGAL SEPARATOR Sep 3, 1997 Abandoned
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