Search

Keith D. Walker

Supervisory Patent Examiner (ID: 18805, Phone: (571)272-3458 , Office: P/1735 )

Most Active Art Unit
1735
Art Unit(s)
1745, 1726, 1795, 1735
Total Applications
565
Issued Applications
152
Pending Applications
54
Abandoned Applications
362

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4652563 [patent_doc_number] => 20080039819 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-02-14 [patent_title] => 'Marker formed of starch or other suitable polysaccharide' [patent_app_type] => utility [patent_app_number] => 11/881264 [patent_app_country] => US [patent_app_date] => 2007-07-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5026 [patent_no_of_claims] => 42 [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] => publications/A1/0039/20080039819.pdf [firstpage_image] =>[orig_patent_app_number] => 11881264 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/881264
Marker formed of starch or other suitable polysaccharide Jul 25, 2007 Abandoned
Array ( [id] => 8532901 [patent_doc_number] => 08309054 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-11-13 [patent_title] => 'Method for the purification of radiolabelled compounds' [patent_app_type] => utility [patent_app_number] => 12/375555 [patent_app_country] => US [patent_app_date] => 2007-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2606 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12375555 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/375555
Method for the purification of radiolabelled compounds Jul 24, 2007 Issued
Array ( [id] => 6347749 [patent_doc_number] => 20100021378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-28 [patent_title] => 'IMAGING PROTOCOLS' [patent_app_type] => utility [patent_app_number] => 12/309479 [patent_app_country] => US [patent_app_date] => 2007-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 169 [patent_figures_cnt] => 169 [patent_no_of_words] => 132812 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0021/20100021378.pdf [firstpage_image] =>[orig_patent_app_number] => 12309479 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/309479
Diagnostic kit and methods for radioimaging myocardial perfusion Jul 18, 2007 Issued
Array ( [id] => 4880719 [patent_doc_number] => 20080154102 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-26 [patent_title] => 'Intraoperative imaging methods' [patent_app_type] => utility [patent_app_number] => 11/825257 [patent_app_country] => US [patent_app_date] => 2007-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 11455 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0154/20080154102.pdf [firstpage_image] =>[orig_patent_app_number] => 11825257 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/825257
Intraoperative imaging methods Jul 2, 2007 Pending
Array ( [id] => 5302790 [patent_doc_number] => 20090297442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-03 [patent_title] => 'RADIOPHARMACEUTICAL PRODUCTS' [patent_app_type] => utility [patent_app_number] => 12/305977 [patent_app_country] => US [patent_app_date] => 2007-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 11193 [patent_no_of_claims] => 28 [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] => publications/A1/0297/20090297442.pdf [firstpage_image] =>[orig_patent_app_number] => 12305977 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/305977
Radiopharmaceutical products Jun 20, 2007 Issued
Array ( [id] => 5569295 [patent_doc_number] => 20090252673 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-08 [patent_title] => 'Methods of Making and Using Rubidium-81-Containing Compositions' [patent_app_type] => utility [patent_app_number] => 12/305260 [patent_app_country] => US [patent_app_date] => 2007-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 5291 [patent_no_of_claims] => 20 [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] => publications/A1/0252/20090252673.pdf [firstpage_image] =>[orig_patent_app_number] => 12305260 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/305260
Methods of Making and Using Rubidium-81-Containing Compositions Jun 18, 2007 Abandoned
Array ( [id] => 5551770 [patent_doc_number] => 20090285756 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-11-19 [patent_title] => '11C/18 F-LABELED INHIBITORS OF GLYCOGEN SYNTHASE KINASE-3' [patent_app_type] => utility [patent_app_number] => 12/301648 [patent_app_country] => US [patent_app_date] => 2007-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4398 [patent_no_of_claims] => 23 [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] => publications/A1/0285/20090285756.pdf [firstpage_image] =>[orig_patent_app_number] => 12301648 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/301648
11C/18F-labeled inhibitors of glycogen synthase kinase-3 May 20, 2007 Issued
Array ( [id] => 5569301 [patent_doc_number] => 20090252679 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-08 [patent_title] => 'Novel Compound Having Affinity for Amyloid' [patent_app_type] => utility [patent_app_number] => 12/227487 [patent_app_country] => US [patent_app_date] => 2007-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 33315 [patent_no_of_claims] => 25 [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] => publications/A1/0252/20090252679.pdf [firstpage_image] =>[orig_patent_app_number] => 12227487 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/227487
Alkoxy substituted imidazo[1,2-a]pyridines having affinity for amyloid May 14, 2007 Issued
Array ( [id] => 4839296 [patent_doc_number] => 20080279781 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-13 [patent_title] => 'Glycosylated Carboranylporphyrins and Uses Thereof' [patent_app_type] => utility [patent_app_number] => 11/746957 [patent_app_country] => US [patent_app_date] => 2007-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14175 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0279/20080279781.pdf [firstpage_image] =>[orig_patent_app_number] => 11746957 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/746957
Glycosylated Carboranylporphyrins and Uses Thereof May 9, 2007 Abandoned
Array ( [id] => 5027937 [patent_doc_number] => 20070269384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-11-22 [patent_title] => 'Use of perfluoroalkyl-containing metal complexes as contrast media for diagnosis of Alzheimer\'s disease' [patent_app_type] => utility [patent_app_number] => 11/797898 [patent_app_country] => US [patent_app_date] => 2007-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 19824 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0269/20070269384.pdf [firstpage_image] =>[orig_patent_app_number] => 11797898 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/797898
Use of perfluoroalkyl-containing metal complexes as contrast media for diagnosis of Alzheimer's disease May 7, 2007 Abandoned
Array ( [id] => 5538613 [patent_doc_number] => 20090220418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-03 [patent_title] => 'MULTIMODAL IMAGING USING A THREE COMPARTMENT POLYMER NANOPARTICLE WITH CELL SPECIFICITY' [patent_app_type] => utility [patent_app_number] => 12/279695 [patent_app_country] => US [patent_app_date] => 2007-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 10309 [patent_no_of_claims] => 20 [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] => publications/A1/0220/20090220418.pdf [firstpage_image] =>[orig_patent_app_number] => 12279695 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/279695
Multimodal imaging using a three compartment polymer nanoparticle with cell specificity Feb 18, 2007 Issued
Array ( [id] => 6339368 [patent_doc_number] => 20100247448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-30 [patent_title] => 'NOVEL LANTHANIDE LIGANDS AND COMPLEXES, AND USE THEREOF AS CONTRAST AGENTS' [patent_app_type] => utility [patent_app_number] => 12/161567 [patent_app_country] => US [patent_app_date] => 2007-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7179 [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] => publications/A1/0247/20100247448.pdf [firstpage_image] =>[orig_patent_app_number] => 12161567 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/161567
NOVEL LANTHANIDE LIGANDS AND COMPLEXES, AND USE THEREOF AS CONTRAST AGENTS Jan 18, 2007 Abandoned
Array ( [id] => 4758812 [patent_doc_number] => 20080311038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-18 [patent_title] => 'Radicicol Derivatives Useful for Position Emission Tomography' [patent_app_type] => utility [patent_app_number] => 12/159744 [patent_app_country] => US [patent_app_date] => 2007-01-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4510 [patent_no_of_claims] => 7 [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] => publications/A1/0311/20080311038.pdf [firstpage_image] =>[orig_patent_app_number] => 12159744 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/159744
Radicicol Derivatives Useful for Position Emission Tomography Jan 1, 2007 Abandoned
Array ( [id] => 5397262 [patent_doc_number] => 20090317325 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'Diagnostic Substance and Method for the Analysis of Metabolism Processes in the Brain' [patent_app_type] => utility [patent_app_number] => 12/087275 [patent_app_country] => US [patent_app_date] => 2006-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3342 [patent_no_of_claims] => 10 [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] => publications/A1/0317/20090317325.pdf [firstpage_image] =>[orig_patent_app_number] => 12087275 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/087275
Diagnostic substance and method for the analysis of metabolism processes in the brain Dec 28, 2006 Issued
Array ( [id] => 8571169 [patent_doc_number] => 08337810 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-12-25 [patent_title] => 'Stabilized compositions and methods for radiolabeling pharmaceuticals with alpha-particle emitters' [patent_app_type] => utility [patent_app_number] => 12/158186 [patent_app_country] => US [patent_app_date] => 2006-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 23 [patent_no_of_words] => 16020 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12158186 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/158186
Stabilized compositions and methods for radiolabeling pharmaceuticals with alpha-particle emitters Dec 21, 2006 Issued
Array ( [id] => 6411226 [patent_doc_number] => 20100166651 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-07-01 [patent_title] => 'Radiotherapeutic High Specific Activity Tin-117m and Methods of Use' [patent_app_type] => utility [patent_app_number] => 12/086949 [patent_app_country] => US [patent_app_date] => 2006-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3008 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0166/20100166651.pdf [firstpage_image] =>[orig_patent_app_number] => 12086949 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/086949
Radiotherapeutic High Specific Activity Tin-117m and Methods of Use Dec 18, 2006 Abandoned
Array ( [id] => 4791579 [patent_doc_number] => 20080292552 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-27 [patent_title] => 'Pet Radiotracers' [patent_app_type] => utility [patent_app_number] => 12/097831 [patent_app_country] => US [patent_app_date] => 2006-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5503 [patent_no_of_claims] => 18 [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] => publications/A1/0292/20080292552.pdf [firstpage_image] =>[orig_patent_app_number] => 12097831 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/097831
Pet Radiotracers Dec 14, 2006 Abandoned
Array ( [id] => 5569296 [patent_doc_number] => 20090252674 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-08 [patent_title] => 'Tripodal Ligands with the Coordinating Motifs K2 -BH2 or K3 -BH3 Relevant for Biomedical Applications of Organometallic Complexes' [patent_app_type] => utility [patent_app_number] => 12/097553 [patent_app_country] => US [patent_app_date] => 2006-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5386 [patent_no_of_claims] => 29 [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] => publications/A1/0252/20090252674.pdf [firstpage_image] =>[orig_patent_app_number] => 12097553 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/097553
Tripodal Ligands with the Coordinating Motifs K2 -BH2 or K3 -BH3 Relevant for Biomedical Applications of Organometallic Complexes Dec 14, 2006 Abandoned
Array ( [id] => 5545305 [patent_doc_number] => 20090155182 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-18 [patent_title] => 'OPTICAL IN VIVO IMAGING CONTRAST AGENTS AND METHODS OF USE' [patent_app_type] => utility [patent_app_number] => 12/096790 [patent_app_country] => US [patent_app_date] => 2006-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12261 [patent_no_of_claims] => 31 [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] => publications/A1/0155/20090155182.pdf [firstpage_image] =>[orig_patent_app_number] => 12096790 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/096790
OPTICAL IN VIVO IMAGING CONTRAST AGENTS AND METHODS OF USE Dec 7, 2006 Abandoned
Array ( [id] => 4791574 [patent_doc_number] => 20080292547 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-27 [patent_title] => 'Novel Imaging Agents for Fibrosis' [patent_app_type] => utility [patent_app_number] => 12/096387 [patent_app_country] => US [patent_app_date] => 2006-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14005 [patent_no_of_claims] => 42 [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] => publications/A1/0292/20080292547.pdf [firstpage_image] =>[orig_patent_app_number] => 12096387 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/096387
Novel Imaging Agents for Fibrosis Dec 6, 2006 Abandoned
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