US3096044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Helicopter
Assignee: Individual
•
Filing: 1962-02-08
•
Granted: 1963-07-02
•
Expires: 1982-02-08
Abstract
No abstract record available.
Inventors
- 👤 Gould Morray Whitfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:50
CPC Classifications
B; B64; B64C; B64C17/00; B64C17/02; B64C27/00; B64C27/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN AIRCRAFT OF THE HELICOPTER TYPE, COMPRISING A MOTOR, A HOLLOW SHAFT CONNECTED TO BE ROTATED BY THE MOTOR, SAID HOLLOW SHAFT HAVING A PARTIALLY CLOSED END, A PROPELLER BLADE FIXED TO SAID SHAFT AND ROTATABLE THEREWITH, A HOLLOW CYLINDER PARTIALLY HOUSING SAID HOLLOW SHAFT AND SUPPORTING SAID MOTOR, JOURNALLING MEANS CARRIED BETWEEN SAID HOLLOW CYLINDER AND SAID HOLLOW SHAFT, MEANS JOURNALLED ON THE CLOSED END OF SAID HOLLOW SHAFT TO CARRY A LOAD AND MEANS CONNECTED TO SAID LOAD CARRYING MEANS AND SAID HOLLOW CYLINDER TO CHANGE THE RELATIVE POSITION OF SAID LOAD CARRYING MEANS AND SAID HOLLOW CYLINDER.
Claim 2
Dependent Claim
100 words
AN AIRCRAFT OF THE HELICOPTER TYPE, COMPRISING A MOTOR, A HOLLOW SHAFT CONNECTED TO BE ROTATED BY THE MOTOR, SAID HOLLOW SHAFT HAVING A PARTIALLY CLOSED END, A PROPELLER BLADE FIXED TO SAID SHAFT AND ROTATABLE THEREWITH, A HOLLOW CYLINDER PARTIALLY HOUSING SAID HOLLOW SHAFT AND SUPPORTING SAID MOTOR, JOURNALLING MEANS CARRIED BETWEEN SAID HOLLOW CYLINDER AND SAID HOLLOW SHAFT, MEANS JOURNALLED ON THE CLOSED END OF SAID HOLLOW SHAFT TO CARRY A LOAD AND MEANS CONNECTED TO SAID LOAD CARRYING MEANS AND SAID HOLLOW CYLINDER TO CHANGE THE RELATIVE POSITION OF SAID LOAD CARRYING MEANS AND SAID HOLLOW CYLINDER.
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |