Search

Xu Mei

Examiner (ID: 16970, Phone: (571)272-7523 , Office: P/2654 )

Most Active Art Unit
2654
Art Unit(s)
2654, 2743, 2608, 2644, 2615, 2605, 2695, 2614, 2747
Total Applications
1942
Issued Applications
1505
Pending Applications
214
Abandoned Applications
250

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6543994 [patent_doc_number] => 20020137636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-26 [patent_title] => 'Lubricating oil composition' [patent_app_type] => new [patent_app_number] => 10/026220 [patent_app_country] => US [patent_app_date] => 2001-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4322 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0137/20020137636.pdf [firstpage_image] =>[orig_patent_app_number] => 10026220 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/026220
Lubricating oil composition Dec 18, 2001 Abandoned
10/026549 Oil compositions with synthetic base oils Dec 18, 2001 Abandoned
Array ( [id] => 7617432 [patent_doc_number] => 06946008 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-09-20 [patent_title] => 'Composition as an additive to create clear stable solutions and microemulsions with a combustible liquid fuel to improve combustion' [patent_app_type] => utility [patent_app_number] => 10/027902 [patent_app_country] => US [patent_app_date] => 2001-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 27373 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/946/06946008.pdf [firstpage_image] =>[orig_patent_app_number] => 10027902 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/027902
Composition as an additive to create clear stable solutions and microemulsions with a combustible liquid fuel to improve combustion Dec 18, 2001 Issued
Array ( [id] => 5917234 [patent_doc_number] => 20020112990 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-22 [patent_title] => 'Multi-stage hydroprocessing' [patent_app_type] => new [patent_app_number] => 10/011355 [patent_app_country] => US [patent_app_date] => 2001-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4343 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0112/20020112990.pdf [firstpage_image] =>[orig_patent_app_number] => 10011355 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/011355
Multi-stage hydroprocessing Dec 4, 2001 Abandoned
Array ( [id] => 1216652 [patent_doc_number] => 06706671 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-16 [patent_title] => 'Alkyl-succinhydrazide additives for lubricants' [patent_app_type] => B2 [patent_app_number] => 09/996774 [patent_app_country] => US [patent_app_date] => 2001-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5279 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/706/06706671.pdf [firstpage_image] =>[orig_patent_app_number] => 09996774 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/996774
Alkyl-succinhydrazide additives for lubricants Nov 29, 2001 Issued
Array ( [id] => 1377259 [patent_doc_number] => 06559106 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-06 [patent_title] => 'Tri-glycerinate vegetable oil-succinhydrazide additives for lubricants' [patent_app_type] => B1 [patent_app_number] => 09/996728 [patent_app_country] => US [patent_app_date] => 2001-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5142 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/559/06559106.pdf [firstpage_image] =>[orig_patent_app_number] => 09996728 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/996728
Tri-glycerinate vegetable oil-succinhydrazide additives for lubricants Nov 29, 2001 Issued
Array ( [id] => 1368515 [patent_doc_number] => 06566311 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-20 [patent_title] => '1,3,4-oxadiazole additives for lubricants' [patent_app_type] => B1 [patent_app_number] => 09/996775 [patent_app_country] => US [patent_app_date] => 2001-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5509 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/566/06566311.pdf [firstpage_image] =>[orig_patent_app_number] => 09996775 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/996775
1,3,4-oxadiazole additives for lubricants Nov 29, 2001 Issued
Array ( [id] => 7400327 [patent_doc_number] => 20040018944 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-29 [patent_title] => 'ALKYLATED NAPHTHALENES AS SYNTHETIC LUBRICANT BASE STOCKS' [patent_app_type] => new [patent_app_number] => 10/011455 [patent_app_country] => US [patent_app_date] => 2001-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6965 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0018/20040018944.pdf [firstpage_image] =>[orig_patent_app_number] => 10011455 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/011455
ALKYLATED NAPHTHALENES AS SYNTHETIC LUBRICANT BASE STOCKS Nov 28, 2001 Abandoned
Array ( [id] => 7310176 [patent_doc_number] => 20040142827 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-07-22 [patent_title] => 'Sulfur containing lubricating oil additive system particularly useful for natural gas fueled engines' [patent_app_type] => new [patent_app_number] => 09/999235 [patent_app_country] => US [patent_app_date] => 2001-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7411 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0142/20040142827.pdf [firstpage_image] =>[orig_patent_app_number] => 09999235 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/999235
Sulfur containing lubricating oil additive system particularly useful for natural gas fueled engines Nov 28, 2001 Abandoned
Array ( [id] => 1120007 [patent_doc_number] => 06797678 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-09-28 [patent_title] => 'Lubricant additive' [patent_app_type] => B2 [patent_app_number] => 09/989076 [patent_app_country] => US [patent_app_date] => 2001-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4678 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/797/06797678.pdf [firstpage_image] =>[orig_patent_app_number] => 09989076 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/989076
Lubricant additive Nov 20, 2001 Issued
Array ( [id] => 6597609 [patent_doc_number] => 20020042350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-11 [patent_title] => 'Evaporative n-propyl bromide-based machining fluid formulations' [patent_app_type] => new [patent_app_number] => 10/016003 [patent_app_country] => US [patent_app_date] => 2001-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5400 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0042/20020042350.pdf [firstpage_image] =>[orig_patent_app_number] => 10016003 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/016003
Evaporative n-propyl bromide-based machining fluid formulations Nov 1, 2001 Abandoned
90/006138 PROCESS FOR DYEING CONCRETE Nov 1, 2001 Issued
09/926104 Lubricant composition containing disulfide Oct 29, 2001 Abandoned
Array ( [id] => 6158539 [patent_doc_number] => 20020147115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-10 [patent_title] => 'Lubricant composition comprising alkali metal borate and polyalkylene succinic anhydride' [patent_app_type] => new [patent_app_number] => 09/967073 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7371 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0147/20020147115.pdf [firstpage_image] =>[orig_patent_app_number] => 09967073 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/967073
Lubricant composition comprising alkali metal borate and polyalkylene succinic anhydride Sep 27, 2001 Abandoned
Array ( [id] => 6209874 [patent_doc_number] => 20020072477 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-13 [patent_title] => 'Grease composition' [patent_app_type] => new [patent_app_number] => 09/967622 [patent_app_country] => US [patent_app_date] => 2001-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3610 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0072/20020072477.pdf [firstpage_image] =>[orig_patent_app_number] => 09967622 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/967622
Grease composition Sep 27, 2001 Issued
Array ( [id] => 1145905 [patent_doc_number] => 06770105 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-03 [patent_title] => 'Method and device for treating fuel' [patent_app_type] => B2 [patent_app_number] => 09/938367 [patent_app_country] => US [patent_app_date] => 2001-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 30 [patent_no_of_words] => 4321 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/770/06770105.pdf [firstpage_image] =>[orig_patent_app_number] => 09938367 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/938367
Method and device for treating fuel Aug 23, 2001 Issued
Array ( [id] => 5889011 [patent_doc_number] => 20020013242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-31 [patent_title] => 'Detergent-package combination' [patent_app_type] => new [patent_app_number] => 09/933021 [patent_app_country] => US [patent_app_date] => 2001-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9349 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20020013242.pdf [firstpage_image] =>[orig_patent_app_number] => 09933021 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/933021
Detergent-package combination Aug 19, 2001 Abandoned
Array ( [id] => 1359637 [patent_doc_number] => 06573224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-06-03 [patent_title] => 'Two-cycle engine lubricant composition comprising an ester copolymer and a diester' [patent_app_type] => B2 [patent_app_number] => 09/927294 [patent_app_country] => US [patent_app_date] => 2001-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9392 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/573/06573224.pdf [firstpage_image] =>[orig_patent_app_number] => 09927294 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/927294
Two-cycle engine lubricant composition comprising an ester copolymer and a diester Aug 9, 2001 Issued
09/807664 Spinning oil for producing combed sliver Jul 4, 2001 Abandoned
Array ( [id] => 7377455 [patent_doc_number] => 20040220060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-04 [patent_title] => 'ACYLATIGN AGENTS AND DISPERSANTS FOR LUBRICATING OIL AND FUELS' [patent_app_type] => new [patent_app_number] => 10/312678 [patent_app_country] => US [patent_app_date] => 2002-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14687 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0220/20040220060.pdf [firstpage_image] =>[orig_patent_app_number] => 10312678 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/312678
Acylatign agents and dispersants for lubricating oil and fuels Jun 20, 2001 Issued
Menu