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US3248075A Expired / Lapsed US ⏱️ 0.0 years remaining

Kites

Assignee: Individual
•
Filing: 1963-02-25
•
Granted: 1966-04-26
•
Expires: 1983-02-25
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Abstract

No abstract record available.

Inventors

  • 👤 Francis V Cunningham

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 11:31
CPC Classifications
A; A63; A63H; A63H27/00; A63H27/08

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 187 words
A KITE INCLUDING SHEET MATERIAL HAVING A CONFIGURATION TO DEFINE A BODY OF ESSENTIALLY TRIANGULAR SHAPE COMPRISED OF MARGINAL EDGES DIVERGING DOWNWARDLY FROM AN APEX, STIFFENING MEANS EXTENDING LONGITUDINALLY OF SAID BODY AT THE MEDIAL PORTION THEREOF, ADDITIONAL STIFFENING MEANS SPACED OUTWARDLY FROM SAID FIRST NAMED STIFFENING MEANS AND ON BOTH SIDES THEREOF AND POSITIONED ON SAID MARGINAL EDGES IN DOWNWARDLY DIVERGING RELATION RELATIVE TO EACH OTHER, SAID SHEET MATERIAL BEING FIXED TO EACH SAID STIFFENING MEANS, MEANS HOLDING SAID ADDITIONAL STIFFENING MEANS IN SAID SPACED RELATION, SAID LONGITUDINAL STIFFENING MEANS BEING FLEXIBLY INTERCONNECTED WITH SAID ADDITIONAL STIFFENING MEANS SO AS TO ALLOW MOVEMENT OF SAID LONGITUDINAL STIFFENING MEANS WITH RELATION TO SAID ADDITIONAL STIFFENING MEANS AND TO AND FROM A FIRST POSITION GENERALLY ALIGNED WITHIN SAID ADDITIONAL STIFFENING MEANS, A POSITION DEFINING, WITH SAID ADDITIONAL STIFFENING MEANS, A GENERALLY V-SHAPED KEEL-LIKE CROSS SECTION OF AN EXTENT SUFFICIENT FOR FLYING CONDITIONS, SAID SHEET MATERIAL HAVING SUFFICIENT FULLNESS BETWEEN SAID STIFFENING MEANS TO ALLOW SAID MOVEMENT WHILE SAID ADDITIONAL STIFFENING MEANS ARE IN SAID SPACED RELATION, AND MEANS FOR ATTACHING A MANIPULATING LINE TO SAID MEDIAL STIFFENING MEANS.

References Cited (Backward Citations)

US743301A Cited
US1005810A Cited
US2134403A Cited
US2463135A Cited
US2546078A Cited
US2632614A Cited
US2785870A Cited
US2762590A Cited
US3093354A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-04-25 1969-10-25 1970-04-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-04-25 1973-10-25 1974-04-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-04-25 1977-10-25 1978-04-26 $7700.00 Window Closed / Lapsed

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