Search

David A Reifsnyder

Examiner (ID: 2398, Phone: (571)272-1145 , Office: P/1778 )

Most Active Art Unit
1723
Art Unit(s)
1776, 1778, 2899, 1723, 1797, 1306
Total Applications
2074
Issued Applications
1658
Pending Applications
148
Abandoned Applications
274

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 12198887 [patent_doc_number] => 09901937 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2018-02-27 [patent_title] => 'Desilter' [patent_app_type] => utility [patent_app_number] => 15/815950 [patent_app_country] => US [patent_app_date] => 2017-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1352 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15815950 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/815950
Desilter Nov 16, 2017 Issued
Array ( [id] => 12283972 [patent_doc_number] => 09931640 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-04-03 [patent_title] => Magnetic filter systems and methods [patent_app_type] => utility [patent_app_number] => 15/794421 [patent_app_country] => US [patent_app_date] => 2017-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 9824 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15794421 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/794421
Magnetic filter systems and methods Oct 25, 2017 Issued
Array ( [id] => 15070705 [patent_doc_number] => 10464827 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-05 [patent_title] => Water purification system with spring agitator vibration [patent_app_type] => utility [patent_app_number] => 15/671654 [patent_app_country] => US [patent_app_date] => 2017-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 19 [patent_no_of_words] => 11398 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [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] => 15671654 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/671654
Water purification system with spring agitator vibration Aug 7, 2017 Issued
Array ( [id] => 12030654 [patent_doc_number] => 20170320753 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-11-09 [patent_title] => 'Desalination and/or Gas Production System and Method' [patent_app_type] => utility [patent_app_number] => 15/657740 [patent_app_country] => US [patent_app_date] => 2017-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 14039 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15657740 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/657740
Gas production system and method Jul 23, 2017 Issued
Array ( [id] => 15054567 [patent_doc_number] => 10457572 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-10-29 [patent_title] => Oil water separator [patent_app_type] => utility [patent_app_number] => 15/653378 [patent_app_country] => US [patent_app_date] => 2017-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 7246 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 693 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15653378 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/653378
Oil water separator Jul 17, 2017 Issued
Array ( [id] => 12703402 [patent_doc_number] => 20180126300 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-10 [patent_title] => Water Treatment System and Water [patent_app_type] => utility [patent_app_number] => 15/651090 [patent_app_country] => US [patent_app_date] => 2017-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11564 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15651090 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/651090
Water treatment system and water Jul 16, 2017 Issued
Array ( [id] => 12106956 [patent_doc_number] => 09863432 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-09 [patent_title] => 'Fluid filtration using splines' [patent_app_type] => utility [patent_app_number] => 15/606694 [patent_app_country] => US [patent_app_date] => 2017-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3335 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15606694 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/606694
Fluid filtration using splines May 25, 2017 Issued
Array ( [id] => 15070707 [patent_doc_number] => 10464828 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-11-05 [patent_title] => Method and system for separation of suspensions [patent_app_type] => utility [patent_app_number] => 15/595205 [patent_app_country] => US [patent_app_date] => 2017-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 23 [patent_no_of_words] => 13902 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15595205 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/595205
Method and system for separation of suspensions May 14, 2017 Issued
Array ( [id] => 11865080 [patent_doc_number] => 20170232366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-08-17 [patent_title] => 'DE-SANDING TANK WITH CONICAL BOTTOM' [patent_app_type] => utility [patent_app_number] => 15/586959 [patent_app_country] => US [patent_app_date] => 2017-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2666 [patent_no_of_claims] => 9 [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] => 15586959 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/586959
De-sanding tank with conical bottom May 3, 2017 Issued
Array ( [id] => 11756436 [patent_doc_number] => 20170203303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-20 [patent_title] => 'ROTARY DRUM-TYPE MAGNETIC SEPARATOR' [patent_app_type] => utility [patent_app_number] => 15/476606 [patent_app_country] => US [patent_app_date] => 2017-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5427 [patent_no_of_claims] => 9 [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] => 15476606 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/476606
Rotary drum-type magnetic separator Mar 30, 2017 Issued
Array ( [id] => 12043732 [patent_doc_number] => 09821319 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-11-21 [patent_title] => 'Magnetic filter systems and methods' [patent_app_type] => utility [patent_app_number] => 15/386697 [patent_app_country] => US [patent_app_date] => 2016-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 10029 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15386697 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/386697
Magnetic filter systems and methods Dec 20, 2016 Issued
Array ( [id] => 12752824 [patent_doc_number] => 20180142775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-24 [patent_title] => TRANSMISSION OIL FILTER WITH INTERNAL MAGNETS [patent_app_type] => utility [patent_app_number] => 15/358667 [patent_app_country] => US [patent_app_date] => 2016-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2439 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15358667 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/358667
Transmission oil filter with internal magnets Nov 21, 2016 Issued
Array ( [id] => 12725716 [patent_doc_number] => 20180133739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-17 [patent_title] => BATH SHOWER WITH DISPOSABLE FILTRATION UNIT [patent_app_type] => utility [patent_app_number] => 15/349321 [patent_app_country] => US [patent_app_date] => 2016-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1630 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15349321 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/349321
BATH SHOWER WITH DISPOSABLE FILTRATION UNIT Nov 10, 2016 Abandoned
Array ( [id] => 11456494 [patent_doc_number] => 20170050400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-23 [patent_title] => 'SCREW CONVEYOR TYPE SEPARATION APPARATUS AND WASTEWATER TREATMENT SYSTEM' [patent_app_type] => utility [patent_app_number] => 15/345611 [patent_app_country] => US [patent_app_date] => 2016-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7890 [patent_no_of_claims] => 11 [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] => 15345611 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/345611
Screw conveyor type separation apparatus and wastewater treatment system Nov 7, 2016 Issued
Array ( [id] => 12677188 [patent_doc_number] => 20180117562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-05-03 [patent_title] => Process of Chemical Reaction in Magnetized Solvents [patent_app_type] => utility [patent_app_number] => 15/338325 [patent_app_country] => US [patent_app_date] => 2016-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2617 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15338325 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/338325
Process of chemical reaction in magnetized solvents Oct 28, 2016 Issued
Array ( [id] => 11618771 [patent_doc_number] => 20170128958 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-05-11 [patent_title] => 'SAND SEPARATOR VESSEL PERFORATED REPLACEABLE INSERT APPARATUS AND METHOD' [patent_app_type] => utility [patent_app_number] => 15/337247 [patent_app_country] => US [patent_app_date] => 2016-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 7581 [patent_no_of_claims] => 17 [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] => 15337247 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/337247
Sand separator vessel perforated replaceable insert apparatus and method Oct 27, 2016 Issued
Array ( [id] => 11435902 [patent_doc_number] => 20170036924 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-02-09 [patent_title] => 'WATER PURIFICATION SYSTEM WITH ACTIVE VIBRATION' [patent_app_type] => utility [patent_app_number] => 15/296816 [patent_app_country] => US [patent_app_date] => 2016-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 11516 [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] =>[firstpage_image] =>[orig_patent_app_number] => 15296816 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/296816
Water purification system with active vibration Oct 17, 2016 Issued
Array ( [id] => 11738065 [patent_doc_number] => 09702642 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2017-07-11 [patent_title] => 'Low energy sweeper method' [patent_app_type] => utility [patent_app_number] => 15/236811 [patent_app_country] => US [patent_app_date] => 2016-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 34 [patent_no_of_words] => 7088 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15236811 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/236811
Low energy sweeper method Aug 14, 2016 Issued
Array ( [id] => 14594871 [patent_doc_number] => 10350614 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-07-16 [patent_title] => Self-cleaning centrifugal separator [patent_app_type] => utility [patent_app_number] => 15/216906 [patent_app_country] => US [patent_app_date] => 2016-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3832 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15216906 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/216906
Self-cleaning centrifugal separator Jul 21, 2016 Issued
Array ( [id] => 12144093 [patent_doc_number] => 09878333 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2018-01-30 [patent_title] => 'Weld ball collection in a phosphate system' [patent_app_type] => utility [patent_app_number] => 15/097346 [patent_app_country] => US [patent_app_date] => 2016-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1873 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15097346 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/097346
Weld ball collection in a phosphate system Apr 12, 2016 Issued
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