Drilldown: Patents

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Patents > National tech categories: USPC 244/3.23

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Year filed:
None (13) · 1850 - 1859 (6) · 1860 - 1869 (11) · 1870 - 1879 (5) · 1880 - 1889 (4) · 1890 - 1899 (8) · 1900 - 1909 (9) · 1910 - 1919 (6)
Year granted:
1850 - 1859 (9) · 1860 - 1869 (17) · 1870 - 1879 (5) · 1880 - 1889 (4) · 1890 - 1899 (8) · 1900 - 1909 (9) · 1910 - 1919 (10)
Office:
US (62)
Inventors:
None (3) · Halvor Halvorson (2) · Lincoln A. Merriam (2) · George E. WELLS (2) · Frank M. Ashley (2)
Inventor country:
None (4) · AU (1) · CA (1) · DE (1) · GB (1) · RU (1) · SE (1) · US (52)
Applicant person:
None (30) · Frank M. Ashley (2) · Charles Spear (2)
Applicant firm:
None (62)
Applicant type:
None (31) · INDIV (31)
Applicant is inventor:
No (1) · Yes (61)
Tech fields:
None (4) · aerodynamics (1) · ballistics (4) · design (1) · electricity (1) · fire-arms (1) · gas (1) · military (51) · projectile (47) · propulsion (1) · rocket (3) · stability (4) · streamlining (1)
Filing date:
None (13) · 1850 - 1859 (5) · 1860 - 1869 (8) · 1870 - 1879 (4) · 1880 - 1889 (5) · 1890 - 1899 (7) · 1900 - 1909 (5) · 1910 - 1919 (4) · 1960 - 1969 (12)
Full specification filed date:
None (51) · 1850 - 1859 (1) · 1870 - 1879 (2) · 1880 - 1889 (2) · 1900 - 1909 (4) · 1910 - 1919 (2)
Application number:
None (62)
Grant date:
None (18) · 1850 - 1859 (6) · 1860 - 1869 (14) · 1870 - 1879 (3) · 1880 - 1889 (3) · 1890 - 1899 (8) · 1900 - 1909 (6) · 1910 - 1919 (4)
Granted:
Yes (62)
Publication date:
None (50) · 0 - 99 (11) · 1800 - 1899 (1)
Supplementary to patent:
None (60) · Patent DE-1887-41195 (1) · Patent FR-1887-181683 (1) · Patent GB-1886-16642 (1) · Patent US-1899-619025 (1)
Related to aircraft:
None (15) · .5 (1) · 0.5 (27) · 1 (5) · Partially (9) · US252489 (1882) (1) · Yes (4)
Patent agent:
None (38) · 132838 (1) · 165570 (1) · 339756 (1) · 519615 (1) · 535910 (1) · 563949 (1) · Baldwin, Davidson, & Wight (1) · James Sangster (1) · Loyal? Kennedy (1) · M. A. Rosenbaum (1) · Munn & Co. (6) · None (2) · Prindle & Russell (1) · W. A. Bartlett (1) · W. J. Fitzgerald & Co. (1) · Wilkinson & Witherspoon (1) · Wm Wallace ? (1) · Wm. A. Rosenbaum (1)
Assigned to:
None (53) · Alfred C. Rex (1) · Charles Spear (2) · Christopher C. Brand (1) · Clayton M. Daniels (1) · Floyd B Wilson (1) · George M Beers (1) · Hoelbing, Daniel W. (1) · Hoelbing, Ella Kenney (1) · Robert Alexander Moore (1) · Warren Wood (1) · William E Lown (1) · Wm. A. Rosenbaum (1) · Wood McKee (1)
National tech categories: (Click arrow to add another value)
IPCs:
None (36) · IPC A01H5/02 (2) · IPC F42B 10/30 (1) · IPC F42B10/00 (13) · IPC F42B10/16 (1) · IPC F42B10/24 (1) · IPC F42B10/26 (1) · IPC F42B10/28 (1) · IPC F42B10/30 (3) · IPC F42B10/34 (2) · IPC F42B12/06 (1) · IPC F42B15/00 (1) · IPC F42B5/00 (1) · IPC F42B5/16 (1)
CPCs:
None (14) · CPC F42B 10/30 (1) · CPC F42B10/04 (1) · CPC F42B10/16 (2) · CPC F42B10/24 (1) · CPC F42B10/26 (1) · CPC F42B10/28 (1) · CPC F42B10/30 (35) · CPC F42B10/34 (2) · CPC F42B12/06 (1) · CPC F42B12/74 (1) · CPC F42B15/00 (1) · CPC F42B15/08 (1) · CPC F42B5/10 (1) · CPC Y10S102/703 (1) · CPC Y10S220/33 (1) · CPC Y10S706/927 (1) · F42B12/204 (1)
Family year:
None (13) · 1850 - 1859 (6) · 1860 - 1869 (16) · 1870 - 1879 (3) · 1880 - 1889 (4) · 1890 - 1899 (7) · 1900 - 1909 (6) · 1910 - 1919 (7)
First filing:
None (16) · No (1) · Yes (45)
Cites these patents:
None (62)
Citations from after 1930:
None (44) · 1 - 5 (7) · 5 - 6 (4) · 6 - 12 (7)
Number of text pages:
None (28) · 1 (11) · 2 (19) · 3 (2) · 4 (1) · 5 (1)
Number of claims:
None (29) · 1 - 2 (11) · 2 - 4 (14) · 4 - 12 (8)
Number of diagram pages:
None (28) · 1 (28) · 2 (5) · 3 (1)
Number of figures:
None (29) · 1 - 3 (5) · 3 - 4 (6) · 4 - 7 (14) · 7 - 30 (8)

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