Drilldown: Patents
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- Patents (17619)
- Person (2162)
- Publications (24571)
- Techtypes (2388)
Patents > Year granted:
1920 - 1929
& Grant date:
1921
& Cites these patents
:
Patent US-1914-1274622
or
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Use the filters below to narrow your results.
Inventors:
Applicant person:
None (164) ·
AGO Flugzeugwerke G. m. b. H. (3) ·
Aircraft Propeller Corp. (1) ·
Alphonse Tellier et Cie (3) ·
Ateliers d'aviation Louis Bréguet (1) ·
Ballonfabrik Augsburg A.G. (1) ·
Ballonhüllen Gesellschaft m.b.H. (1) ·
Ballonhüllen Gesellschaft m.b.H. mit Beschränkter Haftung (1) ·
CONTINENTAL AIR CRAFT TRANSP (1) ·
Curtiss Aeroplane (8) ·
Curtiss Aeroplane and Motor Co. (1) ·
Curtiss Aeroplane and Motor Corporation (2) ·
Daimler Motoren-Gesellschaft (1) ·
Deutsche Flugzeug-Werke G. m. b. H. (1) ·
Eisenführ & Co. (1) ·
F. Liore & Olivier Société (1) ·
Gothaer Waggonfabrik A. G. (1) ·
J. Schweitzer et Cie (1) ·
L W F Engineering Company (2) ·
Luft Fahrzeug G.m.b.H. (2) ·
Moteurs Salmson (2) ·
Österreichische Daimler Motoren A. G. (2) ·
Packard Motor Car Company (1) ·
Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (1) ·
Société Anonyme des Établissements Nieuport (1) ·
Sperry Gyroscope (1) ·
Sperry Gyroscope Company (2) ·
Tarbox Safety Aircraft Company (1) ·
Thomas-Morse Aircraft Corporation (1) ·
Zeppelin-Werke G.m.b.H. (1)
Tech fields:
None (85) ·
Airplane (47) ·
design (26) ·
construction (16) ·
frame (14) ·
wings (14) ·
propellers (13) ·
aerodynamics (13) ·
stability (12) ·
fuselage (9) ·
control (9) ·
propulsion (8) ·
subsystem (8) ·
hydroaeroplane (7) ·
propeller (7) ·
chassis (7) ·
landing (6) ·
lift (6) ·
sensors (6) ·
LTA (6)
Application number:
August 1920 (1) ·
November 1920 (2) ·
December 1920 (1) ·
January 1921 (3) ·
February 1921 (1) ·
March 1921 (2) ·
April 1921 (1) ·
May 1921 (4) ·
June 1921 (4) ·
July 1921 (12) ·
August 1921 (11) ·
September 1921 (6) ·
October 1921 (2) ·
November 1921 (6) ·
December 1921 (3) ·
January 1922 (2) ·
February 1922 (4) ·
March 1922 (3) ·
July 1922 (1)
Supplementary to patent:
Patent agent:
None (192) ·
Aircraft Propeller Corp. (1) ·
Ballonfabrik Augsburg A.G. (1) ·
Curtiss Aeroplane and Motor Corporation (2) ·
Edward N. Breitung (1) ·
Goodyear Tire and Rubber Company (1) ·
Hamilcar H. McNeill (1) ·
L W F Engineering Company (2) ·
Mary E Moore (1) ·
Moteurs Salmson (2) ·
Sperry Gyroscope Company (3) ·
Thomas-Morse Aircraft (1) ·
Western Electric Company (1) ·
William Hendry Barker (1) ·
William Leslie Denham (1)
National tech categories:
IPCs:
CPCs:
CPC B64C3/00 (20) ·
None (15) ·
CPC B64C17/00 (15) ·
CPC B64C23/005 (11) ·
CPC B64C35/00 (10) ·
CPC B64C2700/6233 (9) ·
CPC B64C2700/6295 (8) ·
CPC B64C13/00 (8) ·
CPC B64C39/00 (7) ·
CPC B64C2700/6212 (6) ·
CPC G01S1/72 (6) ·
CPC B64C2700/6274 (6) ·
CPC B64C2700/6235 (6) ·
CPC B64C2001/0063 (5) ·
CPC B64C2700/6256 (5) ·
CPC B64C2700/6218 (4) ·
CPC B64C33/02 (4) ·
CPC B64C11/00 (4)
Showing below up to 210 results in range #1 to #210.
View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)
- Main
- Timeline: Year filed
- Timeline: Year granted
- Timeline: Filing date
- Timeline: Full specification filed date
- Timeline: Grant date
- Timeline: Publication date
- Timeline: Family year
- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date
- Calendar: Grant date
- Calendar: Family year
P
- Patent AT-1914-86789
- Patent AT-1916-87037
- Patent AT-1917-87219
- Patent AT-1918-85481
- Patent AU-1920-14203
- Patent AU-1920-14732
- Patent CA-1921-213446
- Patent DE-1913-337831
- Patent DE-1914-333525
- Patent DE-1915-333473
- Patent DE-1915-342010
- Patent DE-1916-304238
- Patent DE-1916-337522
- Patent DE-1916-340778
- Patent DE-1916-341424
- Patent DE-1916-345021
- Patent DE-1917-331733
- Patent DE-1917-339940
- Patent DE-1917-345582
- Patent DE-1918-332425
- Patent DE-1918-335054
- Patent DE-1918-337048
- Patent DE-1918-343305
- Patent DE-1918-345022
- Patent DE-1919-342269
- Patent DK-1919-27363
- Patent FR-1915-400578.23309
- Patent FR-1915-471920.23784
- Patent FR-1915-506633.22826
- Patent FR-1915-523791
- Patent FR-1915-523792
- Patent FR-1915-524791
- Patent FR-1915-524792
- Patent FR-1915-524799
- Patent FR-1915-525800
- Patent FR-1915-525825
- Patent FR-1915-526486
- Patent FR-1916-491738.22303
- Patent FR-1916-520777
- Patent FR-1916-521764
- Patent FR-1916-523228
- Patent FR-1916-524114
- Patent FR-1916-525800.23451
- Patent FR-1916-528127
- Patent FR-1917-493411.22317
- Patent FR-1917-493411.24053
- Patent FR-1917-495954.22406
- Patent FR-1917-501550.22502
- Patent FR-1917-502873.22286
- Patent FR-1917-504302.22526
- Patent FR-1917-504302.22527
- Patent FR-1917-504302.22528
- Patent FR-1917-521457
- Patent FR-1917-523805
- Patent FR-1917-524815
- Patent FR-1917-524816
- Patent FR-1917-524818
- Patent FR-1917-525800.23452
- Patent FR-1917-534020
- Patent FR-1918-501550.22503
- Patent FR-1918-501550.22504
- Patent FR-1918-501550.22505
- Patent FR-1918-502839.23888
- Patent FR-1918-522888
- Patent FR-1918-524900
- Patent FR-1918-525360
- Patent FR-1918-533183
- Patent FR-1918-533184
- Patent FR-1919-501550.22578
- Patent FR-1919-518435
- Patent FR-1919-524175
- Patent FR-1919-534020.24206
- Patent FR-1920-501550.23513
- Patent FR-1920-509911.23253
- Patent FR-1920-518483
- Patent FR-1920-519352
- Patent FR-1920-521873
- Patent FR-1921-513038
- Patent FR-1921-520782
- Patent FR-1921-521115
- Patent FR-1921-521133
- Patent FR-1921-521134
- Patent FR-1921-522880
- Patent FR-1921-523788
- Patent FR-1921-523798
- Patent FR-1921-524794
- Patent FR-1921-524795
- Patent FR-1921-526118
- Patent FR-1921-526119
- Patent FR-1921-526132
- Patent FR-1921-527415
- Patent FR-1921-527419
- Patent FR-1921-528149
- Patent FR-1921-528170
- Patent GB-1916-157998
- Patent GB-1917-165798
- Patent GB-1917-168833
- Patent GB-1918-157473
- Patent GB-1918-161961
- Patent GB-1918-166196
- Patent GB-1920-139795
- Patent GB-1920-141347
- Patent GB-1920-145434
- Patent GB-1920-146375
- Patent GB-1920-146853
- Patent GB-1920-148308
- Patent GB-1920-148377
- Patent GB-1920-148440
- Patent GB-1920-148521
- Patent GB-1920-160598
- Patent GB-1920-170342
- Patent GB-1921-166577
- Patent HU-1913-78954
- Patent HU-1916-78282
- Patent HU-1916-78314
- Patent HU-1916-78471
- Patent HU-1917-78703
- Patent NL-1919-6062
- Patent NL-1919-6220
- Patent NL-1919-6530
- Patent NL-1919-6592
- Patent US-1913-1367839
- Patent US-1914-1368226
- Patent US-1915-1368548
- Patent US-1915-1390653
- Patent US-1915-1394816
- Patent US-1916-1372076
- Patent US-1916-1392378
- Patent US-1916-1394459
- Patent US-1917-1364731
- Patent US-1917-1368542
- Patent US-1917-1384308
- Patent US-1917-1393488
- Patent US-1917-1394814
- Patent US-1917-1397701
- Patent US-1917-1400177
- Patent US-1918-1364197
- Patent US-1918-1364614
- Patent US-1918-1365132
- Patent US-1918-1366067
- Patent US-1918-1368000
- Patent US-1918-1368549
- Patent US-1918-1370242
- Patent US-1918-1370583
- Patent US-1918-1370693
- Patent US-1918-1372441
- Patent US-1918-1373408
- Patent US-1918-1374256
- Patent US-1918-1376912
- Patent US-1918-1382421
- Patent US-1918-1383157
- Patent US-1918-1389146
- Patent US-1918-1389797
- Patent US-1918-1392272
- Patent US-1918-1392277
- Patent US-1918-1392278
- Patent US-1918-1392279
- Patent US-1918-1394460
- Patent US-1920-1364522
- Patent US-1920-1364580
- Patent US-1920-1394585
- Patent US-1921-1365188
- Patent US-1921-1365339
- Patent US-1921-1365995
- Patent US-1921-1366016
- Patent US-1921-1366471
- Patent US-1921-1366584
- Patent US-1921-1366895
- Patent US-1921-1369222
- Patent US-1921-1369468
- Patent US-1921-1369875
- Patent US-1921-1370041
- Patent US-1921-1370043
- Patent US-1921-1370445
- Patent US-1921-1370876
- Patent US-1921-1371204
- Patent US-1921-1371610
- Patent US-1921-1371815
- Patent US-1921-1372086
- Patent US-1921-1372498
- Patent US-1921-1373153
- Patent US-1921-1373759
- Patent US-1921-1374606
- Patent US-1921-1375242
- Patent US-1921-1375297
- Patent US-1921-1376000
- Patent US-1921-1376584
- Patent US-1921-1376629
- Patent US-1921-1376895
- Patent US-1921-1377858
- Patent US-1921-1377924
- Patent US-1921-1378112
- Patent US-1921-1378368
- Patent US-1921-1378387
- Patent US-1921-1378824
- Patent US-1921-1381659
- Patent US-1921-1382836
- Patent US-1921-1384608
- Patent US-1921-1385658
- Patent US-1921-1385858
- Patent US-1921-1385972
- Patent US-1921-1386712
- Patent US-1921-1387501
- Patent US-1921-1388038
- Patent US-1921-1388907
- Patent US-1921-1390216
- Patent US-1921-1390993
- Patent US-1921-1393753
- Patent US-1921-1397761
- Patent US-1921-1398729