US3309045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flying wing
Assignee: Individual
•
Filing: 1965-01-11
•
Granted: 1967-03-14
•
Expires: 1985-01-11
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Kinney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:10
CPC Classifications
B; B64; B64C; B64C31/00; B64C31/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A FLYING WING, COMPRISING: A CENTRAL PORTION; LIFTING PANELS EXTENDING ON OPPOSITE SIDES OF SAID CENTRAL PORTION; SAID WING HAVING LONGITUDINALLY EXTENDING AIRFLOW CONDUCTING TUNNELS INTEGRAL WITH THE FORWARD PORTIONS OF SAID PANELS TO CONDUCT AIRFLOW OVER THE PANELS; AND THE MAJOR PORTIONS OF SAID LIFTING PANELS EXTENDING REWARDLY IMMEDIATELY BEHIND SAID TUNNELS.
Claim 2
Dependent Claim
53 words
A FLYING WING, COMPRISING: A CENTRAL PORTION; LIFTING PANELS EXTENDING ON OPPOSITE SIDES OF SAID CENTRAL PORTION; SAID WING HAVING LONGITUDINALLY EXTENDING AIRFLOW CONDUCTING TUNNELS INTEGRAL WITH THE FORWARD PORTIONS OF SAID PANELS TO CONDUCT AIRFLOW OVER THE PANELS; AND THE MAJOR PORTIONS OF SAID LIFTING PANELS EXTENDING REWARDLY IMMEDIATELY BEHIND SAID TUNNELS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |