Search

Luke D. Ratcliffe

Examiner (ID: 8502)

Most Active Art Unit
3645
Art Unit(s)
3645, 3662
Total Applications
2104
Issued Applications
1783
Pending Applications
105
Abandoned Applications
240

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2440830 [patent_doc_number] => 04751056 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-06-14 [patent_title] => 'Reactor for thermally cracking fluorohydrocarbons' [patent_app_type] => 1 [patent_app_number] => 6/896662 [patent_app_country] => US [patent_app_date] => 1986-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1212 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/751/04751056.pdf [firstpage_image] =>[orig_patent_app_number] => 896662 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/896662
Reactor for thermally cracking fluorohydrocarbons Aug 13, 1986 Issued
Array ( [id] => 2413625 [patent_doc_number] => 04728499 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-01 [patent_title] => 'Carbon dioxide indicator device' [patent_app_type] => 1 [patent_app_number] => 6/896360 [patent_app_country] => US [patent_app_date] => 1986-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 5460 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 238 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/728/04728499.pdf [firstpage_image] =>[orig_patent_app_number] => 896360 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/896360
Carbon dioxide indicator device Aug 12, 1986 Issued
Array ( [id] => 2441428 [patent_doc_number] => 04744955 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-17 [patent_title] => 'Adjustable volume pipette sampler' [patent_app_type] => 1 [patent_app_number] => 6/894809 [patent_app_country] => US [patent_app_date] => 1986-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 24 [patent_no_of_words] => 4206 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/744/04744955.pdf [firstpage_image] =>[orig_patent_app_number] => 894809 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/894809
Adjustable volume pipette sampler Aug 7, 1986 Issued
Array ( [id] => 2440786 [patent_doc_number] => 04751054 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-06-14 [patent_title] => 'Apparatus for removing NO.sub.x from a gas' [patent_app_type] => 1 [patent_app_number] => 6/886058 [patent_app_country] => US [patent_app_date] => 1986-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3232 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 504 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/751/04751054.pdf [firstpage_image] =>[orig_patent_app_number] => 886058 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/886058
Apparatus for removing NO.sub.x from a gas Jul 15, 1986 Issued
Array ( [id] => 2353811 [patent_doc_number] => 04687492 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-18 [patent_title] => 'Cyclone for lessening formation of carbonaceous deposits' [patent_app_type] => 1 [patent_app_number] => 6/886760 [patent_app_country] => US [patent_app_date] => 1986-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4805 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/687/04687492.pdf [firstpage_image] =>[orig_patent_app_number] => 886760 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/886760
Cyclone for lessening formation of carbonaceous deposits Jul 14, 1986 Issued
Array ( [id] => 2394438 [patent_doc_number] => 04730369 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-15 [patent_title] => 'Method and apparatus for melting and recovering sulfur in aqueous slurries' [patent_app_type] => 1 [patent_app_number] => 6/874869 [patent_app_country] => US [patent_app_date] => 1986-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1678 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/730/04730369.pdf [firstpage_image] =>[orig_patent_app_number] => 874869 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/874869
Method and apparatus for melting and recovering sulfur in aqueous slurries Jun 15, 1986 Issued
Array ( [id] => 2410772 [patent_doc_number] => 04731228 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-15 [patent_title] => 'Reactor and horizontal cyclone separator with primary mass flow and secondary centrifugal separation of solid and fluid phases' [patent_app_type] => 1 [patent_app_number] => 6/874966 [patent_app_country] => US [patent_app_date] => 1986-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 5652 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 599 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/731/04731228.pdf [firstpage_image] =>[orig_patent_app_number] => 874966 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/874966
Reactor and horizontal cyclone separator with primary mass flow and secondary centrifugal separation of solid and fluid phases Jun 15, 1986 Issued
Array ( [id] => 2421494 [patent_doc_number] => 04738833 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-19 [patent_title] => 'Self-regulating dosing dispenser' [patent_app_type] => 1 [patent_app_number] => 6/874086 [patent_app_country] => US [patent_app_date] => 1986-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 4922 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/738/04738833.pdf [firstpage_image] =>[orig_patent_app_number] => 874086 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/874086
Self-regulating dosing dispenser Jun 12, 1986 Issued
06/873684 CATALYTIC CONVERTER AND SUBSTRATE SUPPORT Jun 11, 1986 Abandoned
Array ( [id] => 2362038 [patent_doc_number] => 04693807 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-15 [patent_title] => 'Apparatus and process for the catalytic conversion of a liquid, as or liquid and gas' [patent_app_type] => 1 [patent_app_number] => 6/873029 [patent_app_country] => US [patent_app_date] => 1986-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3798 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 233 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/693/04693807.pdf [firstpage_image] =>[orig_patent_app_number] => 873029 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/873029
Apparatus and process for the catalytic conversion of a liquid, as or liquid and gas Jun 10, 1986 Issued
Array ( [id] => 2290624 [patent_doc_number] => 04710360 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-01 [patent_title] => 'Apparatus for dissolving urea and other endothermic materials' [patent_app_type] => 1 [patent_app_number] => 6/872807 [patent_app_country] => US [patent_app_date] => 1986-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3345 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/710/04710360.pdf [firstpage_image] =>[orig_patent_app_number] => 872807 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/872807
Apparatus for dissolving urea and other endothermic materials Jun 10, 1986 Issued
Array ( [id] => 2442506 [patent_doc_number] => 04721602 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-26 [patent_title] => 'Mixing head for the mixing of at least two components forming a synthetic material' [patent_app_type] => 1 [patent_app_number] => 6/872054 [patent_app_country] => US [patent_app_date] => 1986-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 19 [patent_no_of_words] => 4054 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/721/04721602.pdf [firstpage_image] =>[orig_patent_app_number] => 872054 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/872054
Mixing head for the mixing of at least two components forming a synthetic material Jun 5, 1986 Issued
06/869217 TEST STRIPS AND PROCESS FOR THE PRODUCTION OF TEST STRIPS Jun 1, 1986 Abandoned
Array ( [id] => 2447909 [patent_doc_number] => 04732734 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-22 [patent_title] => 'Method for preventing fluoroelastomer-related hydrolysis of fluorine-containing gas streams in contact with fluoroelastomeric articles of an industrial gas stream handling system' [patent_app_type] => 1 [patent_app_number] => 6/868111 [patent_app_country] => US [patent_app_date] => 1986-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1547 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/732/04732734.pdf [firstpage_image] =>[orig_patent_app_number] => 868111 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/868111
Method for preventing fluoroelastomer-related hydrolysis of fluorine-containing gas streams in contact with fluoroelastomeric articles of an industrial gas stream handling system May 28, 1986 Issued
06/867972 APPARATUS FOR STRIPPING SPENT HYDROCARBON CONVERSION CATALYST May 28, 1986 Abandoned
06/866493 PROCESS FOR KILLING CELLS AND CYTOCIDAL AGENT May 15, 1986 Abandoned
Array ( [id] => 2447503 [patent_doc_number] => 04722764 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-02 [patent_title] => 'Method for the manufacture of dislocation-free monocrystalline silicon rods' [patent_app_type] => 1 [patent_app_number] => 6/859210 [patent_app_country] => US [patent_app_date] => 1986-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1764 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/722/04722764.pdf [firstpage_image] =>[orig_patent_app_number] => 859210 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/859210
Method for the manufacture of dislocation-free monocrystalline silicon rods Apr 30, 1986 Issued
06/858907 ROTARY EVAPORATOR Apr 29, 1986 Abandoned
Array ( [id] => 2322556 [patent_doc_number] => 04698069 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-06 [patent_title] => 'Cyclic gas with solid reaction plant' [patent_app_type] => 1 [patent_app_number] => 6/856808 [patent_app_country] => US [patent_app_date] => 1986-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3792 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/698/04698069.pdf [firstpage_image] =>[orig_patent_app_number] => 856808 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/856808
Cyclic gas with solid reaction plant Apr 27, 1986 Issued
Array ( [id] => 2413691 [patent_doc_number] => 04728503 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-01 [patent_title] => 'Filter medium for treating an exhaust gas' [patent_app_type] => 1 [patent_app_number] => 6/854936 [patent_app_country] => US [patent_app_date] => 1986-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2002 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/728/04728503.pdf [firstpage_image] =>[orig_patent_app_number] => 854936 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/854936
Filter medium for treating an exhaust gas Apr 22, 1986 Issued
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