Search

David J. Buttner

Examiner (ID: 3467, Phone: (571)272-1084 , Office: P/1765 )

Most Active Art Unit
1765
Art Unit(s)
1796, 1511, 1505, 1763, 1512, 1713, 1765, 1712, 1501
Total Applications
3228
Issued Applications
2143
Pending Applications
177
Abandoned Applications
920

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16727970 [patent_doc_number] => 20210095117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-01 [patent_title] => POLYCARBONATE RESIN COMPOSITION [patent_app_type] => utility [patent_app_number] => 16/627907 [patent_app_country] => US [patent_app_date] => 2018-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7464 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16627907 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/627907
Polycarbonate resin composition Sep 27, 2018 Issued
Array ( [id] => 16673188 [patent_doc_number] => 20210061951 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => METHOD FOR PRODUCING A POLYMER WHICH CONTAINS MULTIPLE BONDS AS AN ELASTOMER PRECURSOR [patent_app_type] => utility [patent_app_number] => 16/644592 [patent_app_country] => US [patent_app_date] => 2018-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14346 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16644592 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/644592
METHOD FOR PRODUCING A POLYMER WHICH CONTAINS MULTIPLE BONDS AS AN ELASTOMER PRECURSOR Sep 25, 2018 Abandoned
Array ( [id] => 17336199 [patent_doc_number] => 20220002530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => HIGH MELT STRENGTH STYRENE RESIN COMPOSITION AND PREPARATION METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 17/288900 [patent_app_country] => US [patent_app_date] => 2018-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1682 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17288900 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/288900
HIGH MELT STRENGTH STYRENE RESIN COMPOSITION AND PREPARATION METHOD THEREFOR Sep 20, 2018 Abandoned
Array ( [id] => 16238357 [patent_doc_number] => 20200255591 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-13 [patent_title] => A METHOD OF RECOVERING PHENOL IN A MELT POLYCARBONATE POLYMERIZATION [patent_app_type] => utility [patent_app_number] => 16/634913 [patent_app_country] => US [patent_app_date] => 2018-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7926 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16634913 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/634913
A METHOD OF RECOVERING PHENOL IN A MELT POLYCARBONATE POLYMERIZATION Sep 3, 2018 Abandoned
Array ( [id] => 16206640 [patent_doc_number] => 20200239630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-30 [patent_title] => NOVEL ALIPHATIC POLYCARBONATE [patent_app_type] => utility [patent_app_number] => 16/644120 [patent_app_country] => US [patent_app_date] => 2018-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11130 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16644120 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/644120
NOVEL ALIPHATIC POLYCARBONATE Sep 2, 2018 Abandoned
Array ( [id] => 16541084 [patent_doc_number] => 20200407497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => NOVEL MACROINITIATOR, PRODUCTION METHOD THEREOF AND METHOD FOR PRODUCING BLOCK COPOLYMER [patent_app_type] => utility [patent_app_number] => 16/643949 [patent_app_country] => US [patent_app_date] => 2018-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8955 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 10 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16643949 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/643949
NOVEL MACROINITIATOR, PRODUCTION METHOD THEREOF AND METHOD FOR PRODUCING BLOCK COPOLYMER Sep 2, 2018 Abandoned
Array ( [id] => 16932592 [patent_doc_number] => 20210198481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-01 [patent_title] => POLYCARBONATE COMPOSITION [patent_app_type] => utility [patent_app_number] => 16/650562 [patent_app_country] => US [patent_app_date] => 2018-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8877 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16650562 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/650562
Polycarbonate composition Aug 30, 2018 Issued
Array ( [id] => 16422035 [patent_doc_number] => 20200347233 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => CURABLE COMPOSITION FOR FIREPROOFING [patent_app_type] => utility [patent_app_number] => 16/643516 [patent_app_country] => US [patent_app_date] => 2018-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11813 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16643516 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/643516
Curable composition for fireproofing Aug 30, 2018 Issued
Array ( [id] => 16734647 [patent_doc_number] => 10960270 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-03-30 [patent_title] => Golf ball resin composition and golf ball [patent_app_type] => utility [patent_app_number] => 16/113828 [patent_app_country] => US [patent_app_date] => 2018-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11239 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16113828 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/113828
Golf ball resin composition and golf ball Aug 26, 2018 Issued
Array ( [id] => 16215234 [patent_doc_number] => 10731033 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-04 [patent_title] => (Meth)acrylic copolymer, resin composition, and molded product of said resin composition [patent_app_type] => utility [patent_app_number] => 16/113589 [patent_app_country] => US [patent_app_date] => 2018-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7783 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 379 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16113589 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/113589
(Meth)acrylic copolymer, resin composition, and molded product of said resin composition Aug 26, 2018 Issued
Array ( [id] => 18187628 [patent_doc_number] => 11578198 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-14 [patent_title] => Polypropylene composition with low shrinkage at wide application temperature range [patent_app_type] => utility [patent_app_number] => 16/637402 [patent_app_country] => US [patent_app_date] => 2018-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 14697 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16637402 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/637402
Polypropylene composition with low shrinkage at wide application temperature range Aug 23, 2018 Issued
Array ( [id] => 17421369 [patent_doc_number] => 11254811 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-22 [patent_title] => Polypropylene copolymers with improved stiffness and impact behaviour [patent_app_type] => utility [patent_app_number] => 16/637386 [patent_app_country] => US [patent_app_date] => 2018-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7784 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16637386 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/637386
Polypropylene copolymers with improved stiffness and impact behaviour Aug 22, 2018 Issued
Array ( [id] => 13991025 [patent_doc_number] => 20190064670 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-02-28 [patent_title] => Random Copolymer for Forming Neutral Layer, Laminate for Forming Pattern Including the Same, and Method for Forming Pattern Using the Same [patent_app_type] => utility [patent_app_number] => 16/106444 [patent_app_country] => US [patent_app_date] => 2018-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16106444 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/106444
Random copolymer for forming neutral layer, laminate for forming pattern including the same, and method for forming pattern using the same Aug 20, 2018 Issued
Array ( [id] => 16605709 [patent_doc_number] => 10906699 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-02-02 [patent_title] => Non-metallic tie [patent_app_type] => utility [patent_app_number] => 16/107026 [patent_app_country] => US [patent_app_date] => 2018-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 8056 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16107026 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/107026
Non-metallic tie Aug 20, 2018 Issued
Array ( [id] => 13604531 [patent_doc_number] => 20180353814 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => GOLF BALL RESIN COMPOSITION AND GOLF BALL [patent_app_type] => utility [patent_app_number] => 16/106411 [patent_app_country] => US [patent_app_date] => 2018-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21431 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16106411 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/106411
Golf ball resin composition and golf ball Aug 20, 2018 Issued
Array ( [id] => 20264242 [patent_doc_number] => 12435218 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Polycarbonate compositions having improved chemical resistance, articles formed thereof, and methods of manufacture [patent_app_type] => utility [patent_app_number] => 16/769824 [patent_app_country] => US [patent_app_date] => 2018-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12078 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16769824 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/769824
Polycarbonate compositions having improved chemical resistance, articles formed thereof, and methods of manufacture Aug 9, 2018 Issued
Array ( [id] => 17052281 [patent_doc_number] => 20210261715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => CURABLE RESIN COMPOSITION [patent_app_type] => utility [patent_app_number] => 17/261606 [patent_app_country] => US [patent_app_date] => 2018-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6096 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17261606 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/261606
CURABLE RESIN COMPOSITION Jul 29, 2018 Abandoned
Array ( [id] => 18051685 [patent_doc_number] => 11525056 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => Aromatic polycarbonate resin composition and optical molded article [patent_app_type] => utility [patent_app_number] => 16/634849 [patent_app_country] => US [patent_app_date] => 2018-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10060 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16634849 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/634849
Aromatic polycarbonate resin composition and optical molded article Jul 26, 2018 Issued
Array ( [id] => 18070785 [patent_doc_number] => 11529602 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-20 [patent_title] => Oligomeriser with an improved feed system [patent_app_type] => utility [patent_app_number] => 16/625926 [patent_app_country] => US [patent_app_date] => 2018-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 7555 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16625926 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/625926
Oligomeriser with an improved feed system Jun 28, 2018 Issued
Array ( [id] => 17436012 [patent_doc_number] => 11261324 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Resin composition including a polycarbonate resin and a fluorine-containing polymer, and molded article [patent_app_type] => utility [patent_app_number] => 16/626130 [patent_app_country] => US [patent_app_date] => 2018-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12629 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16626130 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/626130
Resin composition including a polycarbonate resin and a fluorine-containing polymer, and molded article Jun 24, 2018 Issued
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