US3228635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controllable parachutes
Assignee: CAPITAL PARACHUTING ENTERPRISES
•
Filing: 1963-04-24
•
Granted: 1966-01-11
•
Expires: 1983-04-24
Abstract
No abstract record available.
Inventors
- 👤 Curtis W Hughes
- 👤 Loy B Brydon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:43
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/02; B64D17/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A CONTROLLABLE PARACHUTE, COMPRISING: A FLEXIBLE PANEL HAVING LEADING AND TRAILING EDGES AND LATERAL EDGES THEREBETWEEN; AND A PLURAITY OF LOAD LINES ATTACHED TO THE UNDERSURFACE OF SAID PANEL AND EXTENDING DOWNWARDLY TO SERVE AS SUPPORT FOR A LOAD, SAID LOAD LINES BEING PROPORTIONED IN LENGTH TO CAUSE SAID PANEL WHEN INFLATED WITH AIR TO ASSUME AND MAINTAIN A LIFT-PORDUCING AIRFOIL CONFIGURATION TERMINATING IN A GENERALLY FLAT AND GENERALLY HORIZONTALLY EXTENDING AFT PORTION ADJACENT SAID TRAILING EDGE.
Claim 2
Dependent Claim
77 words
A CONTROLLABLE PARACHUTE, COMPRISING: A FLEXIBLE PANEL HAVING LEADING AND TRAILING EDGES AND LATERAL EDGES THEREBETWEEN; AND A PLURAITY OF LOAD LINES ATTACHED TO THE UNDERSURFACE OF SAID PANEL AND EXTENDING DOWNWARDLY TO SERVE AS SUPPORT FOR A LOAD, SAID LOAD LINES BEING PROPORTIONED IN LENGTH TO CAUSE SAID PANEL WHEN INFLATED WITH AIR TO ASSUME AND MAINTAIN A LIFT-PORDUCING AIRFOIL CONFIGURATION TERMINATING IN A GENERALLY FLAT AND GENERALLY HORIZONTALLY EXTENDING AFT PORTION ADJACENT SAID TRAILING EDGE.
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |