Search

David P Porta

Supervisory Patent Examiner (ID: 12383, Phone: (571)272-2444 , Office: P/2884 )

Most Active Art Unit
2506
Art Unit(s)
2884, 2899, 2878, 2882, 3621, 2876, 2506
Total Applications
1617
Issued Applications
1310
Pending Applications
166
Abandoned Applications
141

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3957078 [patent_doc_number] => 05885340 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-23 [patent_title] => 'Quality of multiple coated paper' [patent_app_type] => 1 [patent_app_number] => 8/957912 [patent_app_country] => US [patent_app_date] => 1997-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5920 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/885/05885340.pdf [firstpage_image] =>[orig_patent_app_number] => 957912 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/957912
Quality of multiple coated paper Oct 26, 1997 Issued
Array ( [id] => 3859081 [patent_doc_number] => 05837049 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-17 [patent_title] => 'Treated inorganic solids' [patent_app_type] => 1 [patent_app_number] => 8/957411 [patent_app_country] => US [patent_app_date] => 1997-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3312 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/837/05837049.pdf [firstpage_image] =>[orig_patent_app_number] => 957411 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/957411
Treated inorganic solids Oct 22, 1997 Issued
Array ( [id] => 3791112 [patent_doc_number] => 05827360 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-27 [patent_title] => 'Method and equipment for producing foam bitumen' [patent_app_type] => 1 [patent_app_number] => 8/960442 [patent_app_country] => US [patent_app_date] => 1997-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2718 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/827/05827360.pdf [firstpage_image] =>[orig_patent_app_number] => 960442 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/960442
Method and equipment for producing foam bitumen Oct 21, 1997 Issued
Array ( [id] => 3957376 [patent_doc_number] => 05885359 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-23 [patent_title] => 'Diffusion apparatus' [patent_app_type] => 1 [patent_app_number] => 8/953702 [patent_app_country] => US [patent_app_date] => 1997-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2893 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/885/05885359.pdf [firstpage_image] =>[orig_patent_app_number] => 953702 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/953702
Diffusion apparatus Oct 16, 1997 Issued
Array ( [id] => 3866617 [patent_doc_number] => 05824143 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-20 [patent_title] => 'Method for compounding ceramic powder batches' [patent_app_type] => 1 [patent_app_number] => 8/951878 [patent_app_country] => US [patent_app_date] => 1997-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3621 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/824/05824143.pdf [firstpage_image] =>[orig_patent_app_number] => 951878 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/951878
Method for compounding ceramic powder batches Oct 16, 1997 Issued
Array ( [id] => 3797037 [patent_doc_number] => 05830278 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-03 [patent_title] => 'Preventing off-flavor in certain caramel colored beverages' [patent_app_type] => 1 [patent_app_number] => 8/951731 [patent_app_country] => US [patent_app_date] => 1997-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1836 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/830/05830278.pdf [firstpage_image] =>[orig_patent_app_number] => 951731 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/951731
Preventing off-flavor in certain caramel colored beverages Oct 15, 1997 Issued
Array ( [id] => 4216368 [patent_doc_number] => 06010564 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-04 [patent_title] => 'Jet ink composition' [patent_app_type] => 1 [patent_app_number] => 8/951898 [patent_app_country] => US [patent_app_date] => 1997-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5717 [patent_no_of_claims] => 20 [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] => patents/06/010/06010564.pdf [firstpage_image] =>[orig_patent_app_number] => 951898 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/951898
Jet ink composition Oct 15, 1997 Issued
Array ( [id] => 3854343 [patent_doc_number] => 05795378 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-18 [patent_title] => 'Coating solution for silica-based coating film and method for the preparation thereof' [patent_app_type] => 1 [patent_app_number] => 8/935510 [patent_app_country] => US [patent_app_date] => 1997-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5954 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/795/05795378.pdf [firstpage_image] =>[orig_patent_app_number] => 935510 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/935510
Coating solution for silica-based coating film and method for the preparation thereof Sep 22, 1997 Issued
Array ( [id] => 4015071 [patent_doc_number] => 05882393 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-16 [patent_title] => 'Dispersing agent' [patent_app_type] => 1 [patent_app_number] => 8/849520 [patent_app_country] => US [patent_app_date] => 1997-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6389 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/882/05882393.pdf [firstpage_image] =>[orig_patent_app_number] => 849520 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/849520
Dispersing agent Sep 22, 1997 Issued
Array ( [id] => 4092115 [patent_doc_number] => 06048391 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Means for and methods of preparing a glue for corrugated board' [patent_app_type] => 1 [patent_app_number] => 8/934265 [patent_app_country] => US [patent_app_date] => 1997-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5283 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/048/06048391.pdf [firstpage_image] =>[orig_patent_app_number] => 934265 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/934265
Means for and methods of preparing a glue for corrugated board Sep 18, 1997 Issued
Array ( [id] => 3971593 [patent_doc_number] => 05958142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Method of regenerating ion exchange resins in the process of decalcification of sugar factory juices' [patent_app_type] => 1 [patent_app_number] => 8/927344 [patent_app_country] => US [patent_app_date] => 1997-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3302 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/958/05958142.pdf [firstpage_image] =>[orig_patent_app_number] => 927344 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/927344
Method of regenerating ion exchange resins in the process of decalcification of sugar factory juices Sep 10, 1997 Issued
Array ( [id] => 3957092 [patent_doc_number] => 05885341 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-23 [patent_title] => 'Organopolysiloxane-containing, water-based compositions containing glycidal ether, acrylic and/or methacrylic functional groups, process for their preparation, and their use' [patent_app_type] => 1 [patent_app_number] => 8/927283 [patent_app_country] => US [patent_app_date] => 1997-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4469 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/885/05885341.pdf [firstpage_image] =>[orig_patent_app_number] => 927283 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/927283
Organopolysiloxane-containing, water-based compositions containing glycidal ether, acrylic and/or methacrylic functional groups, process for their preparation, and their use Sep 10, 1997 Issued
Array ( [id] => 3750954 [patent_doc_number] => 05851276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Crumb rubber modified asphalt with improved settling properties' [patent_app_type] => 1 [patent_app_number] => 8/922605 [patent_app_country] => US [patent_app_date] => 1997-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2003 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/851/05851276.pdf [firstpage_image] =>[orig_patent_app_number] => 922605 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/922605
Crumb rubber modified asphalt with improved settling properties Sep 2, 1997 Issued
Array ( [id] => 3750835 [patent_doc_number] => 05843238 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Method and composition for enhancing the dewatering of starch' [patent_app_type] => 1 [patent_app_number] => 8/916827 [patent_app_country] => US [patent_app_date] => 1997-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1257 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/843/05843238.pdf [firstpage_image] =>[orig_patent_app_number] => 916827 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/916827
Method and composition for enhancing the dewatering of starch Aug 21, 1997 Issued
Array ( [id] => 3753799 [patent_doc_number] => 05851465 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Binder composition for use in three dimensional printing' [patent_app_type] => 1 [patent_app_number] => 8/915977 [patent_app_country] => US [patent_app_date] => 1997-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3000 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/851/05851465.pdf [firstpage_image] =>[orig_patent_app_number] => 915977 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/915977
Binder composition for use in three dimensional printing Aug 20, 1997 Issued
Array ( [id] => 4036129 [patent_doc_number] => 05873933 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-23 [patent_title] => 'Malleable play material compound resembling loose soil' [patent_app_type] => 1 [patent_app_number] => 8/912552 [patent_app_country] => US [patent_app_date] => 1997-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3587 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/873/05873933.pdf [firstpage_image] =>[orig_patent_app_number] => 912552 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/912552
Malleable play material compound resembling loose soil Aug 17, 1997 Issued
Array ( [id] => 3786490 [patent_doc_number] => 05840642 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-24 [patent_title] => 'Dielectric material for microwave of CaTIO.sub.3 -La(Mg.sub.1/2 Ti.sub.1/2) O.sub.3 -LaAlO.sub.3 group' [patent_app_type] => 1 [patent_app_number] => 8/912181 [patent_app_country] => US [patent_app_date] => 1997-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2199 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/840/05840642.pdf [firstpage_image] =>[orig_patent_app_number] => 912181 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/912181
Dielectric material for microwave of CaTIO.sub.3 -La(Mg.sub.1/2 Ti.sub.1/2) O.sub.3 -LaAlO.sub.3 group Aug 14, 1997 Issued
Array ( [id] => 3763668 [patent_doc_number] => 05755984 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-26 [patent_title] => 'Agents for and methods of lubricating synthetic yarns for heat treatmant process' [patent_app_type] => 1 [patent_app_number] => 8/911286 [patent_app_country] => US [patent_app_date] => 1997-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5491 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/755/05755984.pdf [firstpage_image] =>[orig_patent_app_number] => 911286 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/911286
Agents for and methods of lubricating synthetic yarns for heat treatmant process Aug 13, 1997 Issued
Array ( [id] => 3761719 [patent_doc_number] => 05772910 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Method of providing lubricity to synthetic yarns to be processed for false twisting with short heater' [patent_app_type] => 1 [patent_app_number] => 8/911422 [patent_app_country] => US [patent_app_date] => 1997-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4871 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/772/05772910.pdf [firstpage_image] =>[orig_patent_app_number] => 911422 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/911422
Method of providing lubricity to synthetic yarns to be processed for false twisting with short heater Aug 13, 1997 Issued
Array ( [id] => 4063335 [patent_doc_number] => 05866494 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-02 [patent_title] => 'High dielectric ceramic composition for computer module' [patent_app_type] => 1 [patent_app_number] => 8/910433 [patent_app_country] => US [patent_app_date] => 1997-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2020 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/866/05866494.pdf [firstpage_image] =>[orig_patent_app_number] => 910433 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/910433
High dielectric ceramic composition for computer module Aug 12, 1997 Issued
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