Difference between revisions of "USPC 244/97"
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|Enclosing categories=USPC 244; USPC 244/96 | |Enclosing categories=USPC 244; USPC 244/96 | ||
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Latest revision as of 09:54, 25 October 2019
US Patent Category concerning vertical navigation, or the deliberate change of altitude, by an LTA craft. (Often done to effect horizontal navigation by means of different wind velocity at a different altitude.
Buoyancy varying:
This subclass is indented under subclass 96. Devices and arrangements for controlling lighter-than-air craft by changing the buoyancy of all or part of the craft with respect to the surrounding air.M
(1) Note. Devices for compressing or expanding one or more gas cells to alter their buoyancy, are found in this subclass.
| Enclosing categories | USPC 244, USPC 244/96 |
|---|---|
| Subcategories | |
| Keywords | Balloon |
| Start year | |
| End year |
- Patents in category USPC 244/97
- Patent US-1861-33165 (Applicant person: Josiah J. Sherman)
- Patent US-1878-205319 (Applicant person: James Tracy, Filing date: 1877-12-11)
- Patent US-1878-202750 (Applicant person: William Fletcher Pearson, Filing date: 1878-01-05)
- Patent US-1882-258005 (Filing date: 1881-12-17)
- Patent US-1883-309008 (Applicant person: Russell Thayer, Filing date: 1883-11-23)
- Patent US-1898-607240 (Applicant firm: Hite Manufacturing and Navigation Company, Filing date: 1897-09-23)
- Patent US-1897-621195 (Applicant person: Ferdinand Graf Zeppelin, Filing date: 1897-12-29)
- Patent US-1905-784161 (Applicant person: Henry E Honeywell, Filing date: 1903-07-06)
- Patent US-1908-907992 (Applicant person: Max Grube, Filing date: 1904-08-11)
- Patent US-1908-897666 (Applicant person: Mario Schiavone, Filing date: 1905-12-30)
- Patent US-1907-868223 (Applicant person: Mario Schiavone, Filing date: 1906-07-30)
- Patent US-1907-915972 (Applicant person: Christopher John Lake, Filing date: 1907-05-22)
- Patent US-1910-970262 (Applicant person: August von Parseval, Filing date: 1908-04-06)
- Patent US-1909-936141 (Applicant person: Adolph Emil Gustav Lubke, Filing date: 1908-12-22)
- Patent US-1910-958926 (Filing date: 1909-09-11)
- Patent US-1910-962964 (Applicant person: Theodore Kornbrodt, Filing date: 1909-10-28)
- Patent US-1910-998538 (Applicant person: Paul Lehmann, Filing date: 1910-02-07)
- Patent US-1913-1061484 (Applicant person: Thaddeus S.C. Lowe, Filing date: 1910-04-06)
- Patent US-1910-1071180 (Applicant person: Alfred Arnold Remington, Applicant firm: Vickers Ltd., Filing date: 1910-08-22)
- Patent US-1911-1006998 (Applicant person: Thomas F. Dunn, Filing date: 1910-12-17)
- Patent US-1914-1096578 (Filing date: 1913-01-29)
- Patent US-1914-1097201 (Applicant firm: Goodyear Tire and Rubber, Filing date: 1913-01-29)
- Patent US-1914-1160095 (Applicant person: Arno Boener, Filing date: 1914-04-21)
- Patent US-1916-1245389 (Applicant person: Henry W. Schmidt, Filing date: 1916-09-28)
