Search

Donald T. Hajec

Examiner (ID: 10611)

Most Active Art Unit
3102
Art Unit(s)
3108, 2800, 2514, 3102, 3101, 2876
Total Applications
744
Issued Applications
630
Pending Applications
1
Abandoned Applications
113

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2168266 [patent_doc_number] => 04561546 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-31 [patent_title] => 'Seedling grading machine' [patent_app_type] => 1 [patent_app_number] => 6/320220 [patent_app_country] => US [patent_app_date] => 1981-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3978 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 734 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/561/04561546.pdf [firstpage_image] =>[orig_patent_app_number] => 320220 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/320220
Seedling grading machine Nov 11, 1981 Issued
Array ( [id] => 2095700 [patent_doc_number] => 04428473 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-31 [patent_title] => 'Feeding system for bulk materials' [patent_app_type] => 1 [patent_app_number] => 6/314454 [patent_app_country] => US [patent_app_date] => 1981-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1729 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/428/04428473.pdf [firstpage_image] =>[orig_patent_app_number] => 314454 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/314454
Feeding system for bulk materials Oct 22, 1981 Issued
Array ( [id] => 2169595 [patent_doc_number] => 04513868 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-30 [patent_title] => 'Sorting machine' [patent_app_type] => 1 [patent_app_number] => 6/311396 [patent_app_country] => US [patent_app_date] => 1981-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5457 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/513/04513868.pdf [firstpage_image] =>[orig_patent_app_number] => 311396 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/311396
Sorting machine Oct 13, 1981 Issued
Array ( [id] => 2095300 [patent_doc_number] => 04457435 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-03 [patent_title] => 'Popcorn kernal separator' [patent_app_type] => 1 [patent_app_number] => 6/305530 [patent_app_country] => US [patent_app_date] => 1981-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1315 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/457/04457435.pdf [firstpage_image] =>[orig_patent_app_number] => 305530 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/305530
Popcorn kernal separator Sep 24, 1981 Issued
Array ( [id] => 2068675 [patent_doc_number] => 04424966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-10 [patent_title] => 'Mechanism for conveying articles selectively into different paths' [patent_app_type] => 1 [patent_app_number] => 6/298933 [patent_app_country] => US [patent_app_date] => 1981-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2753 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/424/04424966.pdf [firstpage_image] =>[orig_patent_app_number] => 298933 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/298933
Mechanism for conveying articles selectively into different paths Sep 2, 1981 Issued
Array ( [id] => 2056463 [patent_doc_number] => 04432688 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-21 [patent_title] => 'Tipple' [patent_app_type] => 1 [patent_app_number] => 6/296847 [patent_app_country] => US [patent_app_date] => 1981-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2965 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/432/04432688.pdf [firstpage_image] =>[orig_patent_app_number] => 296847 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/296847
Tipple Aug 26, 1981 Issued
Array ( [id] => 2071911 [patent_doc_number] => 04444317 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'Observation of immunofluorescene for distinguishing between specific and nonspecific binding of conjugates' [patent_app_type] => 1 [patent_app_number] => 6/296562 [patent_app_country] => US [patent_app_date] => 1981-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2258 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444317.pdf [firstpage_image] =>[orig_patent_app_number] => 296562 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/296562
Observation of immunofluorescene for distinguishing between specific and nonspecific binding of conjugates Aug 25, 1981 Issued
Array ( [id] => 2041085 [patent_doc_number] => 04417979 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-29 [patent_title] => 'Pile-unloading device for piled moulded articles' [patent_app_type] => 1 [patent_app_number] => 6/294413 [patent_app_country] => US [patent_app_date] => 1981-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2726 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/417/04417979.pdf [firstpage_image] =>[orig_patent_app_number] => 294413 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/294413
Pile-unloading device for piled moulded articles Aug 18, 1981 Issued
Array ( [id] => 2102091 [patent_doc_number] => 04483651 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-20 [patent_title] => 'Automatic apparatus for continuous treatment of leaf materials with gas plasma' [patent_app_type] => 1 [patent_app_number] => 6/292417 [patent_app_country] => US [patent_app_date] => 1981-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3138 [patent_no_of_claims] => 6 [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] => patents/04/483/04483651.pdf [firstpage_image] =>[orig_patent_app_number] => 292417 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/292417
Automatic apparatus for continuous treatment of leaf materials with gas plasma Aug 12, 1981 Issued
Array ( [id] => 2113138 [patent_doc_number] => 04436619 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-13 [patent_title] => 'Method of sorting semiconductor devices and apparatus for performing this method' [patent_app_type] => 1 [patent_app_number] => 6/291956 [patent_app_country] => US [patent_app_date] => 1981-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3563 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/436/04436619.pdf [firstpage_image] =>[orig_patent_app_number] => 291956 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/291956
Method of sorting semiconductor devices and apparatus for performing this method Aug 10, 1981 Issued
Array ( [id] => 2085111 [patent_doc_number] => 04423815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Component sorting apparatus' [patent_app_type] => 1 [patent_app_number] => 6/291253 [patent_app_country] => US [patent_app_date] => 1981-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 17 [patent_no_of_words] => 6582 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/423/04423815.pdf [firstpage_image] =>[orig_patent_app_number] => 291253 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/291253
Component sorting apparatus Aug 9, 1981 Issued
Array ( [id] => 2003126 [patent_doc_number] => 04421237 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-12-20 [patent_title] => 'Electro-mechanical retrieval device for randomly filed materials' [patent_app_type] => 1 [patent_app_number] => 6/291593 [patent_app_country] => US [patent_app_date] => 1981-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 6694 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/421/04421237.pdf [firstpage_image] =>[orig_patent_app_number] => 291593 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/291593
Electro-mechanical retrieval device for randomly filed materials Aug 9, 1981 Issued
06/290671 SHEET SORTER Aug 4, 1981 Abandoned
Array ( [id] => 2046307 [patent_doc_number] => 04406373 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-27 [patent_title] => 'Means and method for testing and sorting miniature electronic units' [patent_app_type] => 1 [patent_app_number] => 6/289320 [patent_app_country] => US [patent_app_date] => 1981-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 16 [patent_no_of_words] => 4467 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/406/04406373.pdf [firstpage_image] =>[orig_patent_app_number] => 289320 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/289320
Means and method for testing and sorting miniature electronic units Aug 2, 1981 Issued
Array ( [id] => 2083838 [patent_doc_number] => 04423685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Crane trolley' [patent_app_type] => 1 [patent_app_number] => 6/288482 [patent_app_country] => US [patent_app_date] => 1981-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 1172 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/423/04423685.pdf [firstpage_image] =>[orig_patent_app_number] => 288482 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/288482
Crane trolley Jul 29, 1981 Issued
Array ( [id] => 2136414 [patent_doc_number] => 04493602 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-15 [patent_title] => 'Wheelchair lift apparatus' [patent_app_type] => 1 [patent_app_number] => 6/288379 [patent_app_country] => US [patent_app_date] => 1981-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4209 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/493/04493602.pdf [firstpage_image] =>[orig_patent_app_number] => 288379 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/288379
Wheelchair lift apparatus Jul 29, 1981 Issued
Array ( [id] => 2074243 [patent_doc_number] => 04433627 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-28 [patent_title] => 'Plastic conveyor trolley with bearings' [patent_app_type] => 1 [patent_app_number] => 6/287884 [patent_app_country] => US [patent_app_date] => 1981-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 2436 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/433/04433627.pdf [firstpage_image] =>[orig_patent_app_number] => 287884 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/287884
Plastic conveyor trolley with bearings Jul 28, 1981 Issued
Array ( [id] => 2052535 [patent_doc_number] => 04432284 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-21 [patent_title] => 'Mobile ballast cleaning machine' [patent_app_type] => 1 [patent_app_number] => 6/287532 [patent_app_country] => US [patent_app_date] => 1981-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4510 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/432/04432284.pdf [firstpage_image] =>[orig_patent_app_number] => 287532 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/287532
Mobile ballast cleaning machine Jul 26, 1981 Issued
Array ( [id] => 2013237 [patent_doc_number] => 04402411 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-09-06 [patent_title] => 'Apparatus for separating articles' [patent_app_type] => 1 [patent_app_number] => 6/287216 [patent_app_country] => US [patent_app_date] => 1981-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2585 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/402/04402411.pdf [firstpage_image] =>[orig_patent_app_number] => 287216 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/287216
Apparatus for separating articles Jul 26, 1981 Issued
Array ( [id] => 2070893 [patent_doc_number] => 04470748 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-09-11 [patent_title] => 'Demountable vehicle body' [patent_app_type] => 1 [patent_app_number] => 6/286109 [patent_app_country] => US [patent_app_date] => 1981-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 2228 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/470/04470748.pdf [firstpage_image] =>[orig_patent_app_number] => 286109 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/286109
Demountable vehicle body Jul 21, 1981 Issued
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