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David C. Spalla

Examiner (ID: 3653, Phone: (303)297-4298 , Office: P/2896 )

Most Active Art Unit
2896
Art Unit(s)
2893, 2821, 2815, 2896, 2818, 4148
Total Applications
1040
Issued Applications
856
Pending Applications
62
Abandoned Applications
146

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 835346 [patent_doc_number] => 07392766 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-07-01 [patent_title] => 'Temperature and pressure relief apparatus for water heater' [patent_app_type] => utility [patent_app_number] => 11/562033 [patent_app_country] => US [patent_app_date] => 2006-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3065 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/392/07392766.pdf [firstpage_image] =>[orig_patent_app_number] => 11562033 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/562033
Temperature and pressure relief apparatus for water heater Nov 20, 2006 Issued
Array ( [id] => 4767728 [patent_doc_number] => 20080053382 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-06 [patent_title] => 'UPPER BUNDLE CLEANING SYSTEM OF STEAM GENERATOR' [patent_app_type] => utility [patent_app_number] => 11/555538 [patent_app_country] => US [patent_app_date] => 2006-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 6926 [patent_no_of_claims] => 11 [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/A1/0053/20080053382.pdf [firstpage_image] =>[orig_patent_app_number] => 11555538 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/555538
Upper bundle cleaning system of steam generator Oct 31, 2006 Issued
Array ( [id] => 5684848 [patent_doc_number] => 20060283163 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-12-21 [patent_title] => 'Steam injection tubes individually mounted for selective removal from manifold' [patent_app_type] => utility [patent_app_number] => 11/153702 [patent_app_country] => US [patent_app_date] => 2005-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2447 [patent_no_of_claims] => 11 [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/A1/0283/20060283163.pdf [firstpage_image] =>[orig_patent_app_number] => 11153702 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/153702
Steam injection tubes individually mounted for selective removal from manifold Jun 14, 2005 Issued
Array ( [id] => 7053654 [patent_doc_number] => 20050274825 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-15 [patent_title] => 'Fire-hose nozzle with constant fluid flow' [patent_app_type] => utility [patent_app_number] => 11/150393 [patent_app_country] => US [patent_app_date] => 2005-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1855 [patent_no_of_claims] => 9 [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/A1/0274/20050274825.pdf [firstpage_image] =>[orig_patent_app_number] => 11150393 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/150393
Fire-hose nozzle with constant fluid flow Jun 8, 2005 Abandoned
Array ( [id] => 852308 [patent_doc_number] => 07377774 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-05-27 [patent_title] => 'Change-over apparatus for cooling gas passages in vacuum heat treating furnace' [patent_app_type] => utility [patent_app_number] => 11/575430 [patent_app_country] => US [patent_app_date] => 2004-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6281 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/377/07377774.pdf [firstpage_image] =>[orig_patent_app_number] => 11575430 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/575430
Change-over apparatus for cooling gas passages in vacuum heat treating furnace Sep 15, 2004 Issued
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