Patent US3104084A successfully refreshed from Google Patents.
US3104084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Landing gear for aircraft
Assignee: Individual
•
Filing: 1960-05-04
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Granted: 1963-09-17
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Expires: 1980-05-04
Abstract
No abstract record available.
Inventors
- 👤 Charles L Lovercheck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:15
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/38
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
78 words
AN AIRCRAFT AND A LANDING GEAR IN COMBINATION THEREWITH, SAID AIRCRAFT HAVING STURCTURAL MEMBERS EXTENDING LATERALLY THEREFROM, SPRING MEMBERS, EACH SAID SPRING MEMBER BEING BENT IN THE FORM OF A LOOP, THE BOTTOM OF SAID LOOP SUPPORTED SOLELY BY THE ENDS THEREOF, TRACK MEANS ON SAID LOOP, AND A BELT ON SAID TRACK MEANS RUNNING AROUND SAID LOOP, THE SURFACE OF SAID BELT ENGAGING SAID TRACK MEANS HAVING A LOW COEFFICIENT OF FRICTION RELATIVE TO SAID SPRING MEMBERS.
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) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |