
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 9715447
[patent_doc_number] => 20140251145
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-09-11
[patent_title] => 'DEVICE FOR SEPARATING TWO IMMISCIBLE FLUIDS OF DIFFERENT DENSITIES BY CENTRIFUGATION'
[patent_app_type] => utility
[patent_app_number] => 14/350181
[patent_app_country] => US
[patent_app_date] => 2013-02-01
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 9033
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14350181
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/350181 | Device for separating two immiscible fluids of different densities by centrifugation | Jan 31, 2013 | Issued |
Array
(
[id] => 10515220
[patent_doc_number] => 09242251
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[patent_kind] => B2
[patent_issue_date] => 2016-01-26
[patent_title] => 'Magnetic separator with dynamic baffle system'
[patent_app_type] => utility
[patent_app_number] => 13/754273
[patent_app_country] => US
[patent_app_date] => 2013-01-30
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/754273 | Magnetic separator with dynamic baffle system | Jan 29, 2013 | Issued |
Array
(
[id] => 10663426
[patent_doc_number] => 20160009570
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[patent_issue_date] => 2016-01-14
[patent_title] => 'LIQUID PURIFICATION APPARATUS AND METHOD'
[patent_app_type] => utility
[patent_app_number] => 14/761192
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[patent_app_date] => 2013-01-22
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/761192 | Liquid purification apparatus and method | Jan 21, 2013 | Issued |
Array
(
[id] => 9557316
[patent_doc_number] => 20140175028
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[patent_kind] => A1
[patent_issue_date] => 2014-06-26
[patent_title] => 'FLUID TREATMENT SYSTEM, A FLUID PROCESSING APPARATUS AND A METHOD OF TREATING A MIXTURE'
[patent_app_type] => utility
[patent_app_number] => 13/724833
[patent_app_country] => US
[patent_app_date] => 2012-12-21
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/724833 | Fluid treatment system, a fluid processing apparatus and a method of treating a mixture | Dec 20, 2012 | Issued |
Array
(
[id] => 9761588
[patent_doc_number] => 08845906
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[patent_kind] => B2
[patent_issue_date] => 2014-09-30
[patent_title] => 'Process for single system electrocoagulation, magnetic, cavitation and flocculation (EMC/F) treatment of water and wastewater'
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[patent_app_number] => 13/718393
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/718393 | Process for single system electrocoagulation, magnetic, cavitation and flocculation (EMC/F) treatment of water and wastewater | Dec 17, 2012 | Issued |
Array
(
[id] => 8764594
[patent_doc_number] => 20130092630
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[patent_kind] => A1
[patent_issue_date] => 2013-04-18
[patent_title] => 'Disposable Fluid Circuits And Methods For Cell Washing With On-Line Dilution Of Cell Feed'
[patent_app_type] => utility
[patent_app_number] => 13/708874
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/708874 | Disposable fluid circuits and methods for cell washing with on-line dilution of cell feed | Dec 6, 2012 | Issued |
Array
(
[id] => 8850559
[patent_doc_number] => 20130140234
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[patent_issue_date] => 2013-06-06
[patent_title] => 'ANTISOLVENT PROCESS FOR TREATING LIQUIDS THAT INCLUDE HIGH TOTAL DISSOLVED SOLIDS'
[patent_app_type] => utility
[patent_app_number] => 13/706943
[patent_app_country] => US
[patent_app_date] => 2012-12-06
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/706943 | Antisolvent process for treating liquids that include high total dissolved solids | Dec 5, 2012 | Issued |
Array
(
[id] => 11184637
[patent_doc_number] => 09416027
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2016-08-16
[patent_title] => 'Method for passive mixing'
[patent_app_type] => utility
[patent_app_number] => 13/706310
[patent_app_country] => US
[patent_app_date] => 2012-12-05
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/706310 | Method for passive mixing | Dec 4, 2012 | Issued |
Array
(
[id] => 12344439
[patent_doc_number] => 09950311
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2018-04-24
[patent_title] => Process for the synthesis of magnetically recoverable, high surface area carbon-Fe
[patent_app_type] => utility
[patent_app_number] => 14/360588
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[patent_app_date] => 2012-11-23
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/360588 | Process for the synthesis of magnetically recoverable, high surface area carbon-Fe | Nov 22, 2012 | Issued |
Array
(
[id] => 8729779
[patent_doc_number] => 20130075348
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[patent_kind] => A1
[patent_issue_date] => 2013-03-28
[patent_title] => 'APPARATUS AND METHOD FOR SEPARATION OF PHASES IN A MULTIPHASE FLOW'
[patent_app_type] => utility
[patent_app_number] => 13/683071
[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/683071 | Apparatus and method for separation of phases in a multiphase flow | Nov 20, 2012 | Issued |
Array
(
[id] => 10916056
[patent_doc_number] => 20140319075
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2014-10-30
[patent_title] => 'LIQUID TREATMENT DEVICE'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 14/358260 | LIQUID TREATMENT DEVICE | Nov 15, 2012 | Abandoned |
Array
(
[id] => 8717477
[patent_doc_number] => 20130068694
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2013-03-21
[patent_title] => 'OIL FILTERS CONTAINING STRONG BASE AND METHODS OF THEIR USE'
[patent_app_type] => utility
[patent_app_number] => 13/677857
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/677857 | Oil filters containing strong base and methods of their use | Nov 14, 2012 | Issued |
Array
(
[id] => 8704998
[patent_doc_number] => 20130062287
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[patent_kind] => A1
[patent_issue_date] => 2013-03-14
[patent_title] => 'APPARATUS AND METHOD FOR DE-WATERING OF SLURRIES'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/673838 | Apparatus and method for de-watering of slurries | Nov 8, 2012 | Issued |
Array
(
[id] => 8693993
[patent_doc_number] => 20130056002
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[patent_title] => 'CRUDE JUICE PURIFICATION WITH REDUCED LIME CONSUMPTION'
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Array
(
[id] => 8815613
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[patent_issue_date] => 2013-05-09
[patent_title] => 'APPARATUS FOR REMOVING CHEMOTHERAPY COMPOUNDS FROM BLOOD'
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/671549 | Apparatus for removing chemotherapy compounds from blood | Nov 6, 2012 | Issued |
Array
(
[id] => 9460024
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/668983 | SYSTEM AND METHOD FOR CLEARING CHIPS FROM A MAGNETIC CHIP COLLECTOR | Nov 4, 2012 | Abandoned |
Array
(
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Array
(
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Array
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Array
(
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/661513 | Filter arrangement | Oct 25, 2012 | Issued |