US3246712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-drift air cushion load supporting device
Assignee: Motors Liquidation Co
•
Filing: 1963-09-13
•
Granted: 1966-04-19
•
Expires: 1983-09-13
Abstract
No abstract record available.
Inventors
- 👤 Harry A Mackie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:25
CPC Classifications
B; B60; B60V; B60V1/00; B60V1/04; B60V1/11; B60V1/115
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
IN COMBINATION WITH A GROUND PROXIMATE LOAD CARRYING STRUCTURE MEANS DISPOSED BETWEEN SAID STRUCTURE AND THE GROUND PROVIDING A CUSHION OF SUPERAMBIENT AIR FOR SUPPORTING SAID STRUCTURE IN FRICTIONLESS RELATION WITH THE GROUND, DIRECTIONALLY CONTROLLABE AERODYNAMIC MEANS FOR STEERABLY PROPELLING THE STRUCTURE IN A PATH ALONG THE
Claim 2
Dependent Claim
47 words
IN COMBINATION WITH A GROUND PROXIMATE LOAD CARRYING STRUCTURE MEANS DISPOSED BETWEEN SAID STRUCTURE AND THE GROUND PROVIDING A CUSHION OF SUPERAMBIENT AIR FOR SUPPORTING SAID STRUCTURE IN FRICTIONLESS RELATION WITH THE GROUND, DIRECTIONALLY CONTROLLABE AERODYNAMIC MEANS FOR STEERABLY PROPELLING THE STRUCTURE IN A PATH ALONG THE
References Cited (Backward Citations)
US3095938A
Cited
US3174573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |