Search

Frederick F. Krass

Supervisory Patent Examiner (ID: 1957, Phone: (571)272-0580 , Office: P/1612 )

Most Active Art Unit
1614
Art Unit(s)
1614, 1503, 1612, 2899, 1501
Total Applications
2178
Issued Applications
1357
Pending Applications
298
Abandoned Applications
523

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 9514800 [patent_doc_number] => 20140151291 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-06-05 [patent_title] => 'CENTRIFUGAL SEPARATOR FOR SEPARATING FRUIT OR VEGETABLE JUICE FROM FRUIT OR VEGETABLE PULP' [patent_app_type] => utility [patent_app_number] => 14/232653 [patent_app_country] => US [patent_app_date] => 2012-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 15036 [patent_no_of_claims] => 15 [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] => 14232653 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/232653
Centrifugal separator for separating fruit or vegetable juice from fruit or vegetable pulp Jul 11, 2012 Issued
Array ( [id] => 11789641 [patent_doc_number] => 09399182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-07-26 [patent_title] => 'Particle separator' [patent_app_type] => utility [patent_app_number] => 13/543023 [patent_app_country] => US [patent_app_date] => 2012-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2580 [patent_no_of_claims] => 18 [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] => 13543023 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/543023
Particle separator Jul 5, 2012 Issued
Array ( [id] => 10346525 [patent_doc_number] => 20150231530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2015-08-20 [patent_title] => 'CENTRIFUGAL MICROFLUIDIC DEVICE' [patent_app_type] => utility [patent_app_number] => 14/363163 [patent_app_country] => US [patent_app_date] => 2012-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 12752 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 6 [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] => 14363163 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/363163
Centrifugal microfluidic device Jun 21, 2012 Issued
Array ( [id] => 8441402 [patent_doc_number] => 20120258019 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-11 [patent_title] => 'APPARATUS FOR A PROCESS FOR REDISSOCIATING MICHAEL ADDUCTS WHICH ARE PRESENT IN A LIQUID F AND HAVE BEEN FORMED IN THE PREPARATION OF ACRYLIC ACID OR ESTERS THEREOF' [patent_app_type] => utility [patent_app_number] => 13/529596 [patent_app_country] => US [patent_app_date] => 2012-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 16844 [patent_no_of_claims] => 6 [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] => 13529596 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/529596
APPARATUS FOR A PROCESS FOR REDISSOCIATING MICHAEL ADDUCTS WHICH ARE PRESENT IN A LIQUID F AND HAVE BEEN FORMED IN THE PREPARATION OF ACRYLIC ACID OR ESTERS THEREOF Jun 20, 2012 Abandoned
Array ( [id] => 8439292 [patent_doc_number] => 20120255909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-10-11 [patent_title] => 'REVERSE OSMOSIS COMPOSITE MEMBRANES FOR BORON REMOVAL' [patent_app_type] => utility [patent_app_number] => 13/527640 [patent_app_country] => US [patent_app_date] => 2012-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3758 [patent_no_of_claims] => 25 [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] => 13527640 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/527640
Reverse osmosis composite membranes for boron removal Jun 19, 2012 Issued
Array ( [id] => 11197316 [patent_doc_number] => 09427512 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-30 [patent_title] => 'Filter device' [patent_app_type] => utility [patent_app_number] => 13/491852 [patent_app_country] => US [patent_app_date] => 2012-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 26 [patent_no_of_words] => 10599 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13491852 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/491852
Filter device Jun 7, 2012 Issued
Array ( [id] => 11190521 [patent_doc_number] => 09421317 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2016-08-23 [patent_title] => 'Cell harvesting device and system' [patent_app_type] => utility [patent_app_number] => 13/491897 [patent_app_country] => US [patent_app_date] => 2012-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 24 [patent_no_of_words] => 9909 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13491897 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/491897
Cell harvesting device and system Jun 7, 2012 Issued
Array ( [id] => 8402114 [patent_doc_number] => 20120234170 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-20 [patent_title] => 'MAGNETIC FIELD PROCESSOR FOR CONDITIONING FLUIDS' [patent_app_type] => utility [patent_app_number] => 13/487922 [patent_app_country] => US [patent_app_date] => 2012-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 11290 [patent_no_of_claims] => 24 [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] => 13487922 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/487922
Magnetic field processor for conditioning fluids Jun 3, 2012 Issued
Array ( [id] => 8402679 [patent_doc_number] => 20120234742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-20 [patent_title] => 'SYSTEM FOR CONDITIONING FLUIDS UTILIZING A MAGNETIC FLUID PROCESSOR' [patent_app_type] => utility [patent_app_number] => 13/488060 [patent_app_country] => US [patent_app_date] => 2012-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 11451 [patent_no_of_claims] => 26 [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] => 13488060 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/488060
System for conditioning fluids utilizing a magnetic fluid processor Jun 3, 2012 Issued
Array ( [id] => 8402690 [patent_doc_number] => 20120234750 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-09-20 [patent_title] => 'THERMALLY, HEAT AND CHEMICALLY RESISTANT ULTRAFILTRATION POLYIMIDE MEMBRANE AND METHOD FOR ITS PRODUCTION' [patent_app_type] => utility [patent_app_number] => 13/483325 [patent_app_country] => US [patent_app_date] => 2012-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6170 [patent_no_of_claims] => 4 [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] => 13483325 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/483325
THERMALLY, HEAT AND CHEMICALLY RESISTANT ULTRAFILTRATION POLYIMIDE MEMBRANE AND METHOD FOR ITS PRODUCTION May 29, 2012 Abandoned
Array ( [id] => 9425835 [patent_doc_number] => 08701896 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-04-22 [patent_title] => 'Hydroclone based fluid filtration system' [patent_app_type] => utility [patent_app_number] => 13/473634 [patent_app_country] => US [patent_app_date] => 2012-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 19 [patent_no_of_words] => 11134 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13473634 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/473634
Hydroclone based fluid filtration system May 16, 2012 Issued
Array ( [id] => 8968014 [patent_doc_number] => 08506824 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2013-08-13 [patent_title] => 'Method for separating putrescible organic matter from inorganic grit suspended in waste water and sewage' [patent_app_type] => utility [patent_app_number] => 13/472800 [patent_app_country] => US [patent_app_date] => 2012-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2252 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13472800 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/472800
Method for separating putrescible organic matter from inorganic grit suspended in waste water and sewage May 15, 2012 Issued
Array ( [id] => 10039414 [patent_doc_number] => 09080112 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-07-14 [patent_title] => 'Filtration method for refining and chemical industries' [patent_app_type] => utility [patent_app_number] => 13/470340 [patent_app_country] => US [patent_app_date] => 2012-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 4269 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13470340 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/470340
Filtration method for refining and chemical industries May 12, 2012 Issued
Array ( [id] => 9098968 [patent_doc_number] => 08562840 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-10-22 [patent_title] => 'Devices and methods for the purification, isolation, desalting or buffer/solvent exchange of substances' [patent_app_type] => utility [patent_app_number] => 13/462310 [patent_app_country] => US [patent_app_date] => 2012-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 10355 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13462310 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/462310
Devices and methods for the purification, isolation, desalting or buffer/solvent exchange of substances May 1, 2012 Issued
Array ( [id] => 8356261 [patent_doc_number] => 20120211412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-08-23 [patent_title] => 'FILTER CARTRIDGE' [patent_app_type] => utility [patent_app_number] => 13/459441 [patent_app_country] => US [patent_app_date] => 2012-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7736 [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] => 13459441 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/459441
Filter cartridge Apr 29, 2012 Issued
Array ( [id] => 9950379 [patent_doc_number] => 08999159 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2015-04-07 [patent_title] => 'Removal of magnetic particles from a fluid' [patent_app_type] => utility [patent_app_number] => 13/456595 [patent_app_country] => US [patent_app_date] => 2012-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 25 [patent_no_of_words] => 4376 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13456595 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/456595
Removal of magnetic particles from a fluid Apr 25, 2012 Issued
Array ( [id] => 8980373 [patent_doc_number] => 08511480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-08-20 [patent_title] => 'Apparatus and method for separating and isolating components of a biological fluid' [patent_app_type] => utility [patent_app_number] => 13/506145 [patent_app_country] => US [patent_app_date] => 2012-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 26 [patent_figures_cnt] => 44 [patent_no_of_words] => 17836 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13506145 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/506145
Apparatus and method for separating and isolating components of a biological fluid Mar 29, 2012 Issued
Array ( [id] => 9754230 [patent_doc_number] => 20140284929 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-09-25 [patent_title] => 'CONCENTRATION DIFFERENCE POWER GENERATION DEVICE AND METHOD FOR OPERATING SAME' [patent_app_type] => utility [patent_app_number] => 14/008949 [patent_app_country] => US [patent_app_date] => 2012-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 28 [patent_no_of_words] => 11336 [patent_no_of_claims] => 14 [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] => 14008949 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/008949
CONCENTRATION DIFFERENCE POWER GENERATION DEVICE AND METHOD FOR OPERATING SAME Mar 28, 2012 Abandoned
Array ( [id] => 9303394 [patent_doc_number] => 20140042068 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2014-02-13 [patent_title] => 'MAGNETIC COMPOSITE PARTICLE FOR DECONTAMINATION, METHOD FOR FABRICATING THE SAME, RADIOACTIVE SUBSTANCE FAMILY DECONTAMINATION SYSTEM, AND RADIOACTIVE SUBSTANCE FAMILY DECONTAMINATION METHOD' [patent_app_type] => utility [patent_app_number] => 14/114172 [patent_app_country] => US [patent_app_date] => 2012-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 32 [patent_no_of_words] => 25409 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 7 [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] => 14114172 [rel_patent_id] =>[rel_patent_doc_number] =>)
14/114172
MAGNETIC COMPOSITE PARTICLE FOR DECONTAMINATION, METHOD FOR FABRICATING THE SAME, RADIOACTIVE SUBSTANCE FAMILY DECONTAMINATION SYSTEM, AND RADIOACTIVE SUBSTANCE FAMILY DECONTAMINATION METHOD Mar 12, 2012 Abandoned
Array ( [id] => 8286989 [patent_doc_number] => 20120175309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2012-07-12 [patent_title] => 'OIL FILTERS CONTAINING STRONG BASE AND METHODS OF THEIR USE' [patent_app_type] => utility [patent_app_number] => 13/417544 [patent_app_country] => US [patent_app_date] => 2012-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 15554 [patent_no_of_claims] => 9 [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] => 13417544 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/417544
OIL FILTERS CONTAINING STRONG BASE AND METHODS OF THEIR USE Mar 11, 2012 Abandoned
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