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] => 4228930 [patent_doc_number] => 06143175 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-07 [patent_title] => 'Injection of a solids-laden water stream into a centrifugal separator' [patent_app_type] => 1 [patent_app_number] => 9/322139 [patent_app_country] => US [patent_app_date] => 1999-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2916 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/143/06143175.pdf [firstpage_image] =>[orig_patent_app_number] => 322139 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/322139
Injection of a solids-laden water stream into a centrifugal separator May 27, 1999 Issued
Array ( [id] => 4284408 [patent_doc_number] => 06235245 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-22 [patent_title] => 'Device for mixing, resuspending, homogenizing and aeration of substances in test tubes' [patent_app_type] => 1 [patent_app_number] => 9/322298 [patent_app_country] => US [patent_app_date] => 1999-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 1967 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/235/06235245.pdf [firstpage_image] =>[orig_patent_app_number] => 322298 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/322298
Device for mixing, resuspending, homogenizing and aeration of substances in test tubes May 27, 1999 Issued
09/314651 SYSTEM FOR REMOVING WATER FROM HYDROCARBON FUELS May 18, 1999 Abandoned
Array ( [id] => 4402018 [patent_doc_number] => 06238579 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Device for separating solid particles in a fluid stream' [patent_app_type] => 1 [patent_app_number] => 9/311174 [patent_app_country] => US [patent_app_date] => 1999-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 6233 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/238/06238579.pdf [firstpage_image] =>[orig_patent_app_number] => 311174 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/311174
Device for separating solid particles in a fluid stream May 12, 1999 Issued
Array ( [id] => 4286856 [patent_doc_number] => 06197200 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Method of purifying flue gas waste slurries for use in gypsum production' [patent_app_type] => 1 [patent_app_number] => 9/309633 [patent_app_country] => US [patent_app_date] => 1999-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2211 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/197/06197200.pdf [firstpage_image] =>[orig_patent_app_number] => 309633 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/309633
Method of purifying flue gas waste slurries for use in gypsum production May 10, 1999 Issued
Array ( [id] => 4350883 [patent_doc_number] => 06190563 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Magnetic apparatus and method for multi-particle filtration and separation' [patent_app_type] => 1 [patent_app_number] => 9/306255 [patent_app_country] => US [patent_app_date] => 1999-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 5428 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/190/06190563.pdf [firstpage_image] =>[orig_patent_app_number] => 306255 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/306255
Magnetic apparatus and method for multi-particle filtration and separation May 5, 1999 Issued
Array ( [id] => 4088638 [patent_doc_number] => 06096227 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'System for processing industrial sludges' [patent_app_type] => 1 [patent_app_number] => 9/304377 [patent_app_country] => US [patent_app_date] => 1999-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2292 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/096/06096227.pdf [firstpage_image] =>[orig_patent_app_number] => 304377 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/304377
System for processing industrial sludges May 3, 1999 Issued
Array ( [id] => 4416166 [patent_doc_number] => 06177021 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-23 [patent_title] => 'Method and device for clearing the crystalline material out of a centrifuge basket' [patent_app_type] => 1 [patent_app_number] => 9/301624 [patent_app_country] => US [patent_app_date] => 1999-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2528 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/177/06177021.pdf [firstpage_image] =>[orig_patent_app_number] => 301624 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/301624
Method and device for clearing the crystalline material out of a centrifuge basket Apr 28, 1999 Issued
Array ( [id] => 4176247 [patent_doc_number] => 06159367 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Telescopic housing for a magnet array' [patent_app_type] => 1 [patent_app_number] => 9/299499 [patent_app_country] => US [patent_app_date] => 1999-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2809 [patent_no_of_claims] => 5 [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/06/159/06159367.pdf [firstpage_image] =>[orig_patent_app_number] => 299499 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/299499
Telescopic housing for a magnet array Apr 25, 1999 Issued
Array ( [id] => 4350601 [patent_doc_number] => 06190543 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Cyclonic separator' [patent_app_type] => 1 [patent_app_number] => 9/202053 [patent_app_country] => US [patent_app_date] => 1999-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4043 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/190/06190543.pdf [firstpage_image] =>[orig_patent_app_number] => 202053 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/202053
Cyclonic separator Apr 18, 1999 Issued
09/043057 Magnetic filter Apr 12, 1999 Abandoned
Array ( [id] => 4400023 [patent_doc_number] => 06171489 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-09 [patent_title] => 'Polymer beads and method for preparation thereof' [patent_app_type] => 1 [patent_app_number] => 9/289057 [patent_app_country] => US [patent_app_date] => 1999-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6253 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/171/06171489.pdf [firstpage_image] =>[orig_patent_app_number] => 289057 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/289057
Polymer beads and method for preparation thereof Apr 11, 1999 Issued
Array ( [id] => 4118783 [patent_doc_number] => 06126836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-03 [patent_title] => 'Centrifugal flotation cell with rotating feed' [patent_app_type] => 1 [patent_app_number] => 9/290371 [patent_app_country] => US [patent_app_date] => 1999-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4413 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/126/06126836.pdf [firstpage_image] =>[orig_patent_app_number] => 290371 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/290371
Centrifugal flotation cell with rotating feed Apr 11, 1999 Issued
Array ( [id] => 4228846 [patent_doc_number] => 06143171 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-07 [patent_title] => 'Magnetic device for treatment of fluids' [patent_app_type] => 1 [patent_app_number] => 9/287271 [patent_app_country] => US [patent_app_date] => 1999-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2298 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/143/06143171.pdf [firstpage_image] =>[orig_patent_app_number] => 287271 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/287271
Magnetic device for treatment of fluids Apr 6, 1999 Issued
Array ( [id] => 4239763 [patent_doc_number] => 06221260 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-24 [patent_title] => 'Swirling fluid jet cavitation method and system for efficient decontamination of liquids' [patent_app_type] => 1 [patent_app_number] => 9/285818 [patent_app_country] => US [patent_app_date] => 1999-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 9781 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/221/06221260.pdf [firstpage_image] =>[orig_patent_app_number] => 285818 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285818
Swirling fluid jet cavitation method and system for efficient decontamination of liquids Apr 1, 1999 Issued
Array ( [id] => 4348861 [patent_doc_number] => 06200486 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'Fluid jet cavitation method and system for efficient decontamination of liquids' [patent_app_type] => 1 [patent_app_number] => 9/285864 [patent_app_country] => US [patent_app_date] => 1999-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 7580 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/200/06200486.pdf [firstpage_image] =>[orig_patent_app_number] => 285864 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/285864
Fluid jet cavitation method and system for efficient decontamination of liquids Apr 1, 1999 Issued
Array ( [id] => 4175950 [patent_doc_number] => 06149811 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-21 [patent_title] => 'Dredging system' [patent_app_type] => 1 [patent_app_number] => 9/280754 [patent_app_country] => US [patent_app_date] => 1999-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 23 [patent_no_of_words] => 12894 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/149/06149811.pdf [firstpage_image] =>[orig_patent_app_number] => 280754 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/280754
Dredging system Mar 28, 1999 Issued
Array ( [id] => 4239309 [patent_doc_number] => 06206818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-27 [patent_title] => 'Tile surfacing for a classifier or centrifuge scrool' [patent_app_type] => 1 [patent_app_number] => 9/214853 [patent_app_country] => US [patent_app_date] => 1999-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 2060 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/206/06206818.pdf [firstpage_image] =>[orig_patent_app_number] => 214853 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/214853
Tile surfacing for a classifier or centrifuge scrool Mar 15, 1999 Issued
Array ( [id] => 4279036 [patent_doc_number] => 06210575 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-03 [patent_title] => 'Crossflow filter cyclone apparatus' [patent_app_type] => 1 [patent_app_number] => 9/268113 [patent_app_country] => US [patent_app_date] => 1999-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4988 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/210/06210575.pdf [firstpage_image] =>[orig_patent_app_number] => 268113 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/268113
Crossflow filter cyclone apparatus Mar 14, 1999 Issued
09/254855 PROCESS FOR REMOVING FINE IRON CONTAINING PARTICLES FROM LIQUIDS CONTAINING THE SAME Mar 10, 1999 Abandoned
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