Drilldown: Patents

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Patents > Year granted: 1894 & Family year: 1894 & Citations from after 1930: None

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Year filed:
(There are no values for this filter)
Year granted:
(There are no values for this filter)
Office:
CA (1) · CH (2) · DE (8) · FR (22) · GB (5) · NO (1) · US (20)
Inventors:
None (10) · Nicholas H. Borgfeldt (3) · Joseph Hofmann (2)
Inventor country:
None (29) · AH (1) · DE (9) · FR (8) · Poland (1) · Prussia (1) · RU (1) · US (11)
Applicant person:
None (37) · Andreas Ożegowski (1) · Ann Cross (1) · Arey V. Winegarden (1) · Armstrong (1) · D. N. Tchernouchenko (1) · De Szentmiklósy (1) · Emil Lachmann (1) · F. Gaebert (1) · Gadiffert (1) · Gentil (1) · Georg Steinicke (1) · Hofmann (1) · Hosea Waite Libbey (1) · Joseph B. Jones (1) · Joseph Hofmann (2) · Kellner (1) · Nicholas H. Borgfeldt (1) · Pierre-Octave Détable (1) · Ramiro de Palacios (1) · Stot (1) · von Szenimklôsy (1) · Wilhelm Goetjes (1)
Applicant firm:
None (59)
Applicant type:
None (41) · INDIV (18)
Applicant is inventor:
None (1) · Yes (58)
Tech fields:
None (24) · propulsion (12) · LTA (8) · propeller (4) · Navigation (4) · Dirigible (3) · track (2) · steam (2) · parachute (2) · LTA? (2) · ?? (2) · flapping (2) · windmill (2) · airplane (2) · airship (2) · balloon (2)
Filing date:
October 1892 (1) · June 1893 (2) · November 1893 (1) · January 1894 (3) · February 1894 (2) · April 1894 (3) · September 1894 (1) · October 1894 (1) · December 1894 (1)
Full specification filed date:
None (59)
Application number:
None (59)
Grant date:
January 1894 (2) · February 1894 (2) · March 1894 (7) · April 1894 (6) · May 1894 (3) · June 1894 (3) · July 1894 (3) · August 1894 (2) · September 1894 (2) · October 1894 (7) · November 1894 (7) · December 1894 (3) · June 1896 (1)
Granted:
None (1) · Yes (58)
Publication date:
March 1894 (1) · June 1894 (2) · October 1894 (1) · December 1894 (1)
Supplementary to patent:
None (52) · DE-1894-80847 (1) · Patent DE-1893-71903 (1) · Patent DE-1893-73799 (1) · Patent DE-1894-76727 (1) · Patent DE-1894-79446 (1) · Patent DE-1894-83896 (1) · Patent FR-1893-228892 (1) · Patent FR-1893-229796 (1) · Patent GB-1893-10405 (1)
Related to aircraft:
None (13) · -1 (1) · 0 (1) · 1 (8) · No (4) · Yes (32)
Patent agent:
None (39) · 0 (1) · 1 (1) · Armengaud aîné (1) · Baumann (1) · Blétry aîné (3) · Bonnet (2) · Bourry-Séquin (1) · Caron (1) · Casalonga (1) · Chassevent (1) · Danzer (1) · Dayton Poole Brown (1) · Edwin Pranta? (1) · Hermann Schilling (1) · la Société Internationale des Inventions modernes (1) · la Société Internationale des Inventions modernes, boul. Saint-Denis, 15 bis Paris (1) · Société Louis Gudman et Cie (1)
Assigned to:
None (58) · Charles Friedrich Zenker (1)
National tech categories:
None (28) · CA 272/25 (1) · CH 115 (1) · CH 61 (1) · DE 77 (1) · FR 6.3 (21) · USPC 244/130 (1) · USPC 244/20 (1) · USPC 244/64 (1) · USPC 244/98 (1) · USPC 416/101 (1) · USPC 416/108 (1) · USPC 416/129 (1) · USPC 416/194 (1) · USPC 416/88 (1)
IPCs:
None (55) · IPC B64C11/006 (1) · IPC B64C3/30 (1) · IPC B64C31/04 (1) · IPC B64C33/02 (1) · IPC B64C39/00 (1)
CPCs:
None (35) · CPC B63H1/04 (1) · CPC B63H5/10 (1) · CPC B64B1/62 (1) · CPC B64C11/00 (1) · CPC B64C11/006 (5) · CPC B64C11/16 (1) · CPC B64C11/343 (1) · CPC B64C11/346 (2) · CPC B64C11/36 (3) · CPC B64C11/48 (1) · CPC B64C13/06 (1) · CPC B64C27/00 (2) · CPC B64C27/12 (1) · CPC B64C2700/6277 (2) · CPC B64C3/48 (1) · CPC B64C31/04 (1) · CPC B64C33/02 (2) · CPC B64C39/005 (1) · CPC F01D5/06 (1) · CPC F03D1/00 (1) · CPC F05B2260/74 (1) · CPC Y02E10/72 (1)
Family year:
(There are no values for this filter)
First filing:
None (33) · No (11) · Yes (15)
Cites these patents:
None (59)
Citations from after 1930:
None (59)
Number of text pages:
None (48) · 1 (1) · 2 (5) · 3 (2) · 4 (1) · 5 (2)
Number of claims:
None (49) · 1 - 3 (4) · 3 - 10 (6)
Number of diagram pages:
None (48) · 1 (5) · 2 (5) · 5 (1)
Number of figures:
None (48) · 1 - 2 (1) · 2 - 10 (10)

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