Search

David C. Cain

Examiner (ID: 3826)

Most Active Art Unit
2202
Art Unit(s)
2766, 2899, 3642, 2202
Total Applications
1000
Issued Applications
919
Pending Applications
37
Abandoned Applications
44

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3705931 [patent_doc_number] => 05680460 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Biometric controlled key generation' [patent_app_type] => 1 [patent_app_number] => 8/512491 [patent_app_country] => US [patent_app_date] => 1995-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5646 [patent_no_of_claims] => 55 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/680/05680460.pdf [firstpage_image] =>[orig_patent_app_number] => 512491 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/512491
Biometric controlled key generation Aug 7, 1995 Issued
Array ( [id] => 3705833 [patent_doc_number] => 05680453 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Software delivery system, center device, relaying device and user terminal device' [patent_app_type] => 1 [patent_app_number] => 8/510868 [patent_app_country] => US [patent_app_date] => 1995-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 6092 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/680/05680453.pdf [firstpage_image] =>[orig_patent_app_number] => 510868 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/510868
Software delivery system, center device, relaying device and user terminal device Aug 2, 1995 Issued
Array ( [id] => 3705534 [patent_doc_number] => 05661805 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-26 [patent_title] => 'Signature verification apparatus capable of obtaining information required for a document recipient by using an apparatus\'s verification key alone' [patent_app_type] => 1 [patent_app_number] => 8/510165 [patent_app_country] => US [patent_app_date] => 1995-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 20 [patent_no_of_words] => 10238 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 32 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/661/05661805.pdf [firstpage_image] =>[orig_patent_app_number] => 510165 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/510165
Signature verification apparatus capable of obtaining information required for a document recipient by using an apparatus's verification key alone Aug 1, 1995 Issued
Array ( [id] => 3800753 [patent_doc_number] => 05737415 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-07 [patent_title] => 'Data management module, data reproduction management device and data reproduction management system' [patent_app_type] => 1 [patent_app_number] => 8/509226 [patent_app_country] => US [patent_app_date] => 1995-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 6837 [patent_no_of_claims] => 16 [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/05/737/05737415.pdf [firstpage_image] =>[orig_patent_app_number] => 509226 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/509226
Data management module, data reproduction management device and data reproduction management system Jul 30, 1995 Issued
Array ( [id] => 3823817 [patent_doc_number] => 05832083 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-03 [patent_title] => 'Method and device for utilizing data content' [patent_app_type] => 1 [patent_app_number] => 8/509285 [patent_app_country] => US [patent_app_date] => 1995-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 13955 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/832/05832083.pdf [firstpage_image] =>[orig_patent_app_number] => 509285 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/509285
Method and device for utilizing data content Jul 30, 1995 Issued
Array ( [id] => 3742423 [patent_doc_number] => 05666415 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-09 [patent_title] => 'Method and apparatus for cryptographic authentication' [patent_app_type] => 1 [patent_app_number] => 8/508766 [patent_app_country] => US [patent_app_date] => 1995-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 7462 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/666/05666415.pdf [firstpage_image] =>[orig_patent_app_number] => 508766 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/508766
Method and apparatus for cryptographic authentication Jul 27, 1995 Issued
Array ( [id] => 3669677 [patent_doc_number] => 05627893 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Cryptographic method' [patent_app_type] => 1 [patent_app_number] => 8/446816 [patent_app_country] => US [patent_app_date] => 1995-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5804 [patent_no_of_claims] => 23 [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] => patents/05/627/05627893.pdf [firstpage_image] =>[orig_patent_app_number] => 446816 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/446816
Cryptographic method Jul 23, 1995 Issued
Array ( [id] => 3510107 [patent_doc_number] => 05533125 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-02 [patent_title] => 'Removable computer security device' [patent_app_type] => 1 [patent_app_number] => 8/503536 [patent_app_country] => US [patent_app_date] => 1995-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3511 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/533/05533125.pdf [firstpage_image] =>[orig_patent_app_number] => 503536 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/503536
Removable computer security device Jul 17, 1995 Issued
Array ( [id] => 3902866 [patent_doc_number] => 05778072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-07 [patent_title] => 'System and method to transparently integrate private key operations from a smart card with host-based encryption services' [patent_app_type] => 1 [patent_app_number] => 8/499485 [patent_app_country] => US [patent_app_date] => 1995-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4998 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/778/05778072.pdf [firstpage_image] =>[orig_patent_app_number] => 499485 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/499485
System and method to transparently integrate private key operations from a smart card with host-based encryption services Jul 6, 1995 Issued
Array ( [id] => 3749232 [patent_doc_number] => 05699427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Method to deter document and intellectual property piracy through individualization' [patent_app_type] => 1 [patent_app_number] => 8/494615 [patent_app_country] => US [patent_app_date] => 1995-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4428 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/699/05699427.pdf [firstpage_image] =>[orig_patent_app_number] => 494615 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/494615
Method to deter document and intellectual property piracy through individualization Jun 22, 1995 Issued
Array ( [id] => 3707961 [patent_doc_number] => 05677953 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-14 [patent_title] => 'System and method for access control for portable data storage media' [patent_app_type] => 1 [patent_app_number] => 8/485817 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 8411 [patent_no_of_claims] => 66 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/677/05677953.pdf [firstpage_image] =>[orig_patent_app_number] => 485817 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/485817
System and method for access control for portable data storage media Jun 6, 1995 Issued
Array ( [id] => 3603297 [patent_doc_number] => 05568552 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-22 [patent_title] => 'Method for providing a roving software license from one node to another node' [patent_app_type] => 1 [patent_app_number] => 8/472951 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4770 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/568/05568552.pdf [firstpage_image] =>[orig_patent_app_number] => 472951 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/472951
Method for providing a roving software license from one node to another node Jun 6, 1995 Issued
Array ( [id] => 3531018 [patent_doc_number] => 05530749 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Methods and apparatus for secure hardware configuration' [patent_app_type] => 1 [patent_app_number] => 8/458903 [patent_app_country] => US [patent_app_date] => 1995-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3844 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/530/05530749.pdf [firstpage_image] =>[orig_patent_app_number] => 458903 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/458903
Methods and apparatus for secure hardware configuration Jun 1, 1995 Issued
Array ( [id] => 3543146 [patent_doc_number] => 05583939 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-10 [patent_title] => 'Secure, swift cryptographic key exchange' [patent_app_type] => 1 [patent_app_number] => 8/460675 [patent_app_country] => US [patent_app_date] => 1995-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6781 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/583/05583939.pdf [firstpage_image] =>[orig_patent_app_number] => 460675 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/460675
Secure, swift cryptographic key exchange May 31, 1995 Issued
08/438693 SCRAMBLE WIRELESS COMMUNICATION SYSTEM May 10, 1995 Abandoned
Array ( [id] => 3504129 [patent_doc_number] => 05537473 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-16 [patent_title] => 'Video recorder system' [patent_app_type] => 1 [patent_app_number] => 8/438452 [patent_app_country] => US [patent_app_date] => 1995-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2457 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/537/05537473.pdf [firstpage_image] =>[orig_patent_app_number] => 438452 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/438452
Video recorder system May 9, 1995 Issued
Array ( [id] => 3614841 [patent_doc_number] => 05579391 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'TV scramble system for preventing illegal reception' [patent_app_type] => 1 [patent_app_number] => 8/434315 [patent_app_country] => US [patent_app_date] => 1995-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2932 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/579/05579391.pdf [firstpage_image] =>[orig_patent_app_number] => 434315 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/434315
TV scramble system for preventing illegal reception May 1, 1995 Issued
Array ( [id] => 3659172 [patent_doc_number] => 05640452 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-17 [patent_title] => 'Location-sensitive decryption of an encrypted message' [patent_app_type] => 1 [patent_app_number] => 8/430415 [patent_app_country] => US [patent_app_date] => 1995-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7244 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/640/05640452.pdf [firstpage_image] =>[orig_patent_app_number] => 430415 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/430415
Location-sensitive decryption of an encrypted message Apr 27, 1995 Issued
Array ( [id] => 3739943 [patent_doc_number] => 05671275 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-23 [patent_title] => 'Protection of software programs stored in read-only memory from unauthorized access' [patent_app_type] => 1 [patent_app_number] => 8/430375 [patent_app_country] => US [patent_app_date] => 1995-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2320 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/671/05671275.pdf [firstpage_image] =>[orig_patent_app_number] => 430375 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/430375
Protection of software programs stored in read-only memory from unauthorized access Apr 27, 1995 Issued
Array ( [id] => 3705917 [patent_doc_number] => 05680459 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Passive transponder' [patent_app_type] => 1 [patent_app_number] => 8/430825 [patent_app_country] => US [patent_app_date] => 1995-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5491 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/680/05680459.pdf [firstpage_image] =>[orig_patent_app_number] => 430825 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/430825
Passive transponder Apr 27, 1995 Issued
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