Search

Aiqun Li

Examiner (ID: 17122, Phone: (571)270-7736 , Office: P/1768 )

Most Active Art Unit
1768
Art Unit(s)
1796, 1766, 1768, 1763
Total Applications
950
Issued Applications
564
Pending Applications
85
Abandoned Applications
319

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7573996 [patent_doc_number] => 20110269652 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-03 [patent_title] => 'GEMINI SURFACTANTS' [patent_app_type] => utility [patent_app_number] => 13/126632 [patent_app_country] => US [patent_app_date] => 2009-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 57549 [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] => publications/A1/0269/20110269652.pdf [firstpage_image] =>[orig_patent_app_number] => 13126632 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/126632
GEMINI SURFACTANTS Oct 28, 2009 Abandoned
Array ( [id] => 7997301 [patent_doc_number] => 08080498 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-12-20 [patent_title] => 'Elastic hollow particles for annular pressure buildup mitigation' [patent_app_type] => utility [patent_app_number] => 12/580093 [patent_app_country] => US [patent_app_date] => 2009-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 4158 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/080/08080498.pdf [firstpage_image] =>[orig_patent_app_number] => 12580093 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/580093
Elastic hollow particles for annular pressure buildup mitigation Oct 14, 2009 Issued
Array ( [id] => 7501429 [patent_doc_number] => 20110263466 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-10-27 [patent_title] => 'Method of Simultaneously Dissolving Calcium Carbonate, Silica, and Silicate Minerals in Subterranean Formations' [patent_app_type] => utility [patent_app_number] => 13/124383 [patent_app_country] => US [patent_app_date] => 2009-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2863 [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] => publications/A1/0263/20110263466.pdf [firstpage_image] =>[orig_patent_app_number] => 13124383 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/124383
Method of Simultaneously Dissolving Calcium Carbonate, Silica, and Silicate Minerals in Subterranean Formations Oct 13, 2009 Abandoned
Array ( [id] => 6026113 [patent_doc_number] => 20110079346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-04-07 [patent_title] => 'Water based bonding compound and method' [patent_app_type] => utility [patent_app_number] => 12/587303 [patent_app_country] => US [patent_app_date] => 2009-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2477 [patent_no_of_claims] => 19 [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/A1/0079/20110079346.pdf [firstpage_image] =>[orig_patent_app_number] => 12587303 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/587303
Water based bonding compound and method Oct 4, 2009 Abandoned
Array ( [id] => 7561713 [patent_doc_number] => 20110275546 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-11-10 [patent_title] => 'FOAMING COMPOSITION FOR HIGH TEMPERATURE AND SALINITY' [patent_app_type] => utility [patent_app_number] => 13/139199 [patent_app_country] => US [patent_app_date] => 2009-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 32 [patent_no_of_words] => 12361 [patent_no_of_claims] => 26 [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/A1/0275/20110275546.pdf [firstpage_image] =>[orig_patent_app_number] => 13139199 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/139199
Foaming composition for high temperature and salinity Oct 4, 2009 Issued
Array ( [id] => 7490912 [patent_doc_number] => 20110237742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-29 [patent_title] => 'Liquid Two-Component Coating Compositions' [patent_app_type] => utility [patent_app_number] => 13/121199 [patent_app_country] => US [patent_app_date] => 2009-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11763 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0237/20110237742.pdf [firstpage_image] =>[orig_patent_app_number] => 13121199 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/121199
Liquid two-component coating compositions Sep 27, 2009 Issued
Array ( [id] => 5977628 [patent_doc_number] => 20110071059 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-03-24 [patent_title] => 'FOAMERS FOR DOWNHOLE INJECTION' [patent_app_type] => utility [patent_app_number] => 12/565433 [patent_app_country] => US [patent_app_date] => 2009-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4621 [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/A1/0071/20110071059.pdf [firstpage_image] =>[orig_patent_app_number] => 12565433 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/565433
Foamers for downhole injection Sep 22, 2009 Issued
Array ( [id] => 6222243 [patent_doc_number] => 20100056399 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-04 [patent_title] => 'Polyelectrolyte Complexes For Oil And Gas Applications' [patent_app_type] => utility [patent_app_number] => 12/564510 [patent_app_country] => US [patent_app_date] => 2009-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 9441 [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/A1/0056/20100056399.pdf [firstpage_image] =>[orig_patent_app_number] => 12564510 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/564510
Polyelectrolyte complexes for oil and gas applications Sep 21, 2009 Issued
Array ( [id] => 6104430 [patent_doc_number] => 20110186299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-04 [patent_title] => 'Low-Toxicity Biodegradable Corrosion Inhibitors' [patent_app_type] => utility [patent_app_number] => 13/063783 [patent_app_country] => US [patent_app_date] => 2009-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3592 [patent_no_of_claims] => 16 [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/A1/0186/20110186299.pdf [firstpage_image] =>[orig_patent_app_number] => 13063783 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/063783
Low-Toxicity Biodegradable Corrosion Inhibitors Sep 16, 2009 Abandoned
Array ( [id] => 6016412 [patent_doc_number] => 20110224109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-15 [patent_title] => 'Reversible Peptide Surfactants For Oilfield Applications' [patent_app_type] => utility [patent_app_number] => 13/062043 [patent_app_country] => US [patent_app_date] => 2009-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4714 [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] => publications/A1/0224/20110224109.pdf [firstpage_image] =>[orig_patent_app_number] => 13062043 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/062043
Reversible Peptide Surfactants For Oilfield Applications Sep 3, 2009 Abandoned
Array ( [id] => 6025711 [patent_doc_number] => 20110053808 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-03-03 [patent_title] => 'Suspension Characteristics in Invert Emulsions' [patent_app_type] => utility [patent_app_number] => 12/552072 [patent_app_country] => US [patent_app_date] => 2009-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 13130 [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/A1/0053/20110053808.pdf [firstpage_image] =>[orig_patent_app_number] => 12552072 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/552072
Suspension characteristics in invert emulsions Aug 31, 2009 Issued
Array ( [id] => 8028233 [patent_doc_number] => 08143198 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-03-27 [patent_title] => 'Radiation-induced triggering for set-on-command compositions' [patent_app_type] => utility [patent_app_number] => 12/547447 [patent_app_country] => US [patent_app_date] => 2009-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9604 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/143/08143198.pdf [firstpage_image] =>[orig_patent_app_number] => 12547447 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/547447
Radiation-induced triggering for set-on-command compositions Aug 24, 2009 Issued
Array ( [id] => 8017251 [patent_doc_number] => 08138128 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-03-20 [patent_title] => 'Radiation-induced thickening for set-on-command sealant compositions' [patent_app_type] => utility [patent_app_number] => 12/547442 [patent_app_country] => US [patent_app_date] => 2009-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 9284 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/138/08138128.pdf [firstpage_image] =>[orig_patent_app_number] => 12547442 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/547442
Radiation-induced thickening for set-on-command sealant compositions Aug 24, 2009 Issued
Array ( [id] => 6222258 [patent_doc_number] => 20100056403 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-04 [patent_title] => 'METAL FREE CROSSLINKING OF GALACTOMANNAN' [patent_app_type] => utility [patent_app_number] => 12/539243 [patent_app_country] => US [patent_app_date] => 2009-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7598 [patent_no_of_claims] => 23 [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/A1/0056/20100056403.pdf [firstpage_image] =>[orig_patent_app_number] => 12539243 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/539243
Metal free crosslinking of galactomannan Aug 10, 2009 Issued
Array ( [id] => 5953723 [patent_doc_number] => 20110034351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-10 [patent_title] => 'Hydrophobically and Cationically Modified Relative Permeability Modifiers and Associated Methods' [patent_app_type] => utility [patent_app_number] => 12/538203 [patent_app_country] => US [patent_app_date] => 2009-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5581 [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] => publications/A1/0034/20110034351.pdf [firstpage_image] =>[orig_patent_app_number] => 12538203 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/538203
Hydrophobically and cationically modified relative permeability modifiers and associated methods Aug 9, 2009 Issued
Array ( [id] => 6196600 [patent_doc_number] => 20110028358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-03 [patent_title] => 'Methods of Fluid Loss Control and Fluid Diversion in Subterranean Formations' [patent_app_type] => utility [patent_app_number] => 12/512232 [patent_app_country] => US [patent_app_date] => 2009-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4014 [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] => publications/A1/0028/20110028358.pdf [firstpage_image] =>[orig_patent_app_number] => 12512232 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/512232
Methods of Fluid Loss Control and Fluid Diversion in Subterranean Formations Jul 29, 2009 Abandoned
Array ( [id] => 7490911 [patent_doc_number] => 20110237741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-09-29 [patent_title] => 'MIXTURE OBTAINED BY REACTING POLYOL AND ANHYDRIDE AND ITS USE IN POLYISOCYANATES FOR MAKING POLYISOCYANURATES' [patent_app_type] => utility [patent_app_number] => 13/058295 [patent_app_country] => US [patent_app_date] => 2009-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5116 [patent_no_of_claims] => 13 [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/A1/0237/20110237741.pdf [firstpage_image] =>[orig_patent_app_number] => 13058295 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/058295
Mixture obtained by reacting polyol and anhydride and its use in polyisocyanates for making polyisocyanurates Jul 29, 2009 Issued
Array ( [id] => 9020584 [patent_doc_number] => 08530570 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-09-10 [patent_title] => 'Use of 2-isopropyl-2-alkyl-1,3-propanediols for preparing polymers' [patent_app_type] => utility [patent_app_number] => 13/003911 [patent_app_country] => US [patent_app_date] => 2009-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7467 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13003911 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/003911
Use of 2-isopropyl-2-alkyl-1,3-propanediols for preparing polymers Jul 20, 2009 Issued
Array ( [id] => 5993447 [patent_doc_number] => 20110015100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-01-20 [patent_title] => 'Method of Treating Subterranean Formations with Carboxylated Guar Derivatives' [patent_app_type] => utility [patent_app_number] => 12/505272 [patent_app_country] => US [patent_app_date] => 2009-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5343 [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] => publications/A1/0015/20110015100.pdf [firstpage_image] =>[orig_patent_app_number] => 12505272 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/505272
Method of treating subterranean formations with carboxylated guar derivatives Jul 16, 2009 Issued
Array ( [id] => 6511920 [patent_doc_number] => 20100230164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-09-16 [patent_title] => 'COMPOSITIONS AND METHODS FOR INHIBITING LOST CIRCULATION DURING WELL OPERATION' [patent_app_type] => utility [patent_app_number] => 12/495251 [patent_app_country] => US [patent_app_date] => 2009-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7315 [patent_no_of_claims] => 32 [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/A1/0230/20100230164.pdf [firstpage_image] =>[orig_patent_app_number] => 12495251 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/495251
COMPOSITIONS AND METHODS FOR INHIBITING LOST CIRCULATION DURING WELL OPERATION Jun 29, 2009 Abandoned
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