Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & First filing: Yes & Number of claims: 4-20

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Year filed:
1914 (1) · 1915 (11) · 1916 (24) · 1917 (42) · 1918 (82) · 1919 (2) · 1920 (4) · 1921 (4) · 1922 (2) · 1927 (1)
Year granted:
1920 (77) · 1921 (45) · 1922 (27) · 1923 (14) · 1924 (5) · 1925 (1) · 1926 (1) · 1927 (2) · 1928 (1)
Office:
AT (1) · CA (1) · DE (22) · FR (19) · GB (6) · HU (1) · US (123)
Inventors:
None (18) · Henry Kleckler (7) · Robert Kemp (4) · Nelson W. Dalton (3) · John P. Tarbox (3) · Lawrence Burst Sperry (3) · William L. Gilmore‎ (3) · Charles F. Willard (3)
Inventor country:
None (5) · AT (2) · CA (3) · DE (21) · FR (24) · GB (12) · HU (1) · IT (1) · NL (1) · US (106)
Applicant person:
None (39) · Henry Kleckler (5) · Lawrence Burst Sperry (3) · Charles F. Willard (3) · Nelson W. Dalton (3) · Walter H. Phipps (2) · Erastus E. Winkley (2) · Richard A. Engler (2) · Robert Kemp (2) · John William Rapp (2) · Spencer Heath (2) · Joseph Vanorio (2) · William B. Stout (2) · William Davey Oddy (2) · Harold J. Horn (2)
Applicant firm:
None (97) · Curtiss Aeroplane (14) · Westinghouse Electric & Manufacturing Company (5) · L W F Engineering Company (3) · Luftschiffbau Zeppelin G. m. b. H. (3) · Mercur Flugzeugbau (2) · John A. Roebling's Sons (2) · Patent Corporation Limited (2) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (2) · Société Anonyme des Établissements Nieuport (2) · Sperry Gyroscope Company (2) · Lawrence Sperry Aircraft Company, Inc. (2) · Packard Motor Car Company (2) · Ordnance Engineering Corp. (2) · Haskelite Manufacturing Corporation (2) · Grand Rapids Trust Company (2) · Tarbox Safety Aircraft Company (2) · Curtiss Aeroplane and Motor Corporation (2)
Applicant type:
None (6) · COMPANY (30) · COMPANY + INDIV (18) · COMPANY+INDIV (24) · INDIV (95) · UNIV-PRO-GOV (1)
Applicant is inventor:
None (3) · No (46) · Yes (124)
Tech fields:
airplane (38) · None (28) · design (24) · frame (20) · construction (16) · wings (16) · control (15) · propellers (15) · fuselage (13) · biplane (11) · stability (10) · propulsion (10) · propeller (10) · LTA (10) · aerodynamics (9) · subsystem (9) · landing (8) · safety (7) · chassis (7)
Filing date:
1914 (1) · 1915 (11) · 1916 (24) · 1917 (42) · 1918 (82) · 1919 (2) · 1920 (4) · 1921 (4) · 1922 (2) · 1927 (1)
Full specification filed date:
None (166) · 1916 (1) · 1919 (2) · 1920 (1) · 1921 (1) · 1922 (1) · 1928 (1)
Application number:
None (25)
Grant date:
None (6) · 1920 (75) · 1921 (43) · 1922 (25) · 1923 (14) · 1924 (5) · 1925 (1) · 1926 (1) · 1927 (2) · 1928 (1)
Granted:
Yes (173)
Publication date:
None (141) · 1920 (11) · 1921 (14) · 1922 (5) · 1923 (1) · 1928 (1)
Supplementary to patent:
None (166) · Patent FR-1915-525800 (1) · Patent FR-1916-493411 (1) · Patent FR-1916-502839 (1) · Patent FR-1917-498821 (1) · Patent FR-1917-504302 (1) · Patent GB-1916-112480 (1) · Patent US-1918-09-20 William E. Lawn (1)
Related to aircraft:
None (7) · .5 (1) · 1 (120) · No (1) · Yes (44)
Patent agent:
None (60) · John P. Tarbox (15) · Herbert H. Thompson (6) · Munn & Co. (3) · Dupont et Elluin (2) · Thomas A. Hill (2) · Philip -- Ricekweich? (2) · None (2) · Louis Tailfer (2) · Kerr, Page, Cooper & Hayward (2) · Joseph F. O'Brien (2) · Henry Lucke (2) · H. R. Kerslake (2) · William Wallace White (2) · Chappell & Earl? (2) · A. M. & William Clark (2)
Assigned to:
None (127) · A. V. Roe, Ltd. (1) · Aircraft Propeller Corp. (1) · B. F. Goodrich company (1) · Charles B. Mann (1) · Charles B. Mann Jr. (1) · Curtiss Aeroplane (4) · Curtiss Aeroplane & Motor Corp (1) · Curtiss Aeroplane & Motor Corporation (1) · Curtiss Aeroplane and Motor Corporation (6) · Dayton-Wright Company (1) · Edward N. Breitung (1) · Goodyear Tire and Rubber Company (3) · Haskelite Manufacturing Corporation (2) · John A. Roebling's Sons (2) · Joseph Vanorio (1) · L W F Engineering Company (2) · Lawrence Sperry Aircraft Company (1) · Lawrence Sperry Aircraft Company, Inc. (1) · Macy Engineering Company (1) · Moteurs Salmson (1) · Pittsburgh Aeroplane & Motor Company (1) · Société Anonyme des Ateliers d'Aviation Louis Bréguet (1) · Société Anonyme des Établissements Nieuport (1) · Sperry Gyroscope Company (2) · Starr Piano Company (1) · Sturtevant Aeroplane Co. (1) · Thomas-Morse Aircraft (1) · Westinghouse Electric & Manufacturing Company (4) · William Hendry Barker (1) · Winifred Allen Sperry (1)
National tech categories:
None (103) · FR 6.4 (18) · DE 77h.5 (5) · DE 77h.6 (4) · DE 77h.15 (3) · USPC 244/87 (2) · USPC 244/234 (2) · USPC 244/231 (2) · USPC 244/22 (2) · USPC 244/119 (2) · DE 77h.7 (2) · USPC 244/101 (2) · DE 77h.2 (2)
IPCs:
IPC B64C3/00 (18) · None (16) · IPC B64C35/00 (11) · IPC B64C1/00 (10) · IPC B64C39/00 (8) · IPC B64C25/00 (8) · IPC B64C17/00 (6) · IPC B64C13/00 (6) · IPC B64C11/04 (6) · IPC B64C23/00 (6) · IPC B64C3/18 (5) · IPC B64C13/12 (5) · IPC B64C11/20 (5) · IPC B64D27/00 (4) · IPC B64C11/00 (4)
CPCs:
CPC B64C3/00 (18) · CPC B64C35/00 (10) · CPC B64C2700/6235 (8) · CPC B64C13/00 (7) · CPC B64C11/04 (7) · None (6) · CPC B64F2700/6226 (6) · CPC B64C2700/6233 (6) · CPC B64C23/005 (6) · CPC B64C17/00 (6) · CPC B64C13/12 (6) · CPC B64C1/00 (5) · CPC B64C2700/6256 (5) · CPC B64C2001/0063 (5) · CPC B64D27/00 (4) · CPC B64C39/00 (4) · CPC B64C25/06 (4)
Family year:
None (4) · 1909 (1) · 1912 (1) · 1914 (1) · 1915 (12) · 1916 (22) · 1917 (42) · 1918 (80) · 1919 (1) · 1920 (4) · 1921 (3) · 1922 (1) · 1927 (1)
First filing: (Click arrow to add another value)
Cites these patents:
None (170) · Patent US-1914-1274622 (1) · Patent US-1916-1195290 (1) · Patent US-1916-1233210 (1) · Patent US-1917-1265638 (1) · serial number 97533 (1)
Citations from after 1930:
None (23) · 1 - 2 (16) · 2 - 3 (8) · 3 - 5 (10) · 5 - 30 (12)
Number of text pages:
None (2) · 1 - 2 (1) · 2 - 3 (46) · 3 - 4 (70) · 4 - 11 (54)
Number of claims:
4 - 6 (63) · 6 - 7 (23) · 7 - 11 (50) · 11 - 20 (37)
Number of diagram pages:
1 - 2 (80) · 2 - 3 (32) · 3 - 9 (61)
Number of figures:
None (2) · 1 - 3 (13) · 3 - 5 (40) · 5 - 7 (39) · 7 - 9 (35) · 9 - 40 (44)

Showing below up to 173 results in range #1 to #173.

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