IPC B64C31/00

Aéronefs prévus pour une sustentation sans moteur; Aéronefs du type pendulaire avec moteur de propulsion; Aéronefs du type ultra-léger

Frequently listed as classification for patents which under CPC are CPC A63H27/08, a special class for toys whose counterpart in the IPC, IPC A63H27/08, was not used (maybe because of its later addition to the system).

Enclosing categories	IPC B64C
Subcategories	IPC B64C31/02, IPC B64C31/028, IPC B64C31/04, IPC B64C31/06
Keywords	Kite, Glider, CPC B64C31/00, CPC A63H27/08
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Patents in category IPC B64C31/00

• Patent US-1873-135987 (Applicant person: Christian J. Hardekopf)
• Patent US-1867-71232 (Applicant person: Josiah Shepard, Filing date: 1867-04-06)
• Patent US-1868-76028 (Applicant person: Adolph Yorns • Edmund J. Smith, Filing date: 1868-03-24)
• Patent US-1869-95513 (Applicant person: Watson F. Quinby, Filing date: 1869-01-01)
• Patent US-1869-96550 (Applicant person: Samuel Clark, Filing date: 1869-11-09)
• Patent US-1876-176721 (Applicant person: Aaron J. Whitcomb, Filing date: 1876-03-18)
• Patent US-1883-274340 (Applicant person: Simon E. Kelly • Jules Pelletier, Filing date: 1881-07-22)
• Patent US-1883-297215 (Applicant person: William C. Wood, Filing date: 1883-10-04)
• Patent US-1883-294526 (Applicant person: Joseph Stumpp • James Smith, Filing date: 1883-11-26)
• Patent US-1887-368525 (Applicant person: William Franklin Fleharty • John W. Myers, Filing date: 1887-02-18)
• Patent US-1888-391507 (Applicant person: Charles W. Burgess • William Franklin Fleharty, Applicant firm: Bostwick & Burgess Mfg. Co., Filing date: 1887-12-20)
• Patent US-1893-498379 (Applicant person: Edward S. Boynton • E. T. Wilkinson, Filing date: 1890-12-08)
• Patent US-1891-464412 (Filing date: 1891-06-06)
• Patent US-1894-523490 (Applicant person: Everett E. Thayer, Filing date: 1894-03-01)
• Patent US-1897-589373 (Filing date: 1894-07-16)
• Patent US-1897-598038 (Applicant person: Claison S. Wardwell, Filing date: 1897-03-30)
• Patent US-1898-606622 (Applicant person: John F. Cooley • William R. Gray, Filing date: 1897-09-04)
• Patent US-1898-606960 (Applicant person: John Doyle • Edward I. Horsman, Filing date: 1898-01-24)
• Patent US-1900-645423 (Applicant person: Edward B. Merriman • Frank W. Merriman, Filing date: 1898-05-03)
• Patent US-1899-620596 (Applicant person: Charles A. Lower, Filing date: 1898-05-07)
• Patent US-1901-671865 (Applicant person: William E. Mowrer, Filing date: 1900-10-05)
• Patent US-1902-712603 (Applicant person: Carl Schneider, Applicant firm: Edward Stern & Company, Filing date: 1902-02-09)
• Patent US-1902-700281 (Applicant person: Ulyssus V. Wyatt, Filing date: 1902-03-03)
• Patent US-1903-743301 (Applicant person: Joseph F. Heurteur, Filing date: 1903-07-30)
• Patent US-1905-831173 (Applicant person: John J. Montgomery, Filing date: 1905-04-26)
• Patent US-1906-866673 (Applicant person: Anthony O'Brate, Filing date: 1906-05-17)
• Patent US-1907-859395 (Applicant person: Henry Lurz, Filing date: 1906-10-05)
• Patent US-1908-886159 (Filing date: 1907-07-24)
• Patent US-1909-919436 (Applicant person: Frank Ernest Jackson, Filing date: 1907-08-23)
• Patent US-1909-923181 (Applicant person: Frank Ernest Jackson, Filing date: 1908-07-02)
• Patent US-1911-985301 (Filing date: 1910-05-05)