US3104855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
barish
Assignee: —
•
Filing: —
•
Granted: 1963-09-24
•
Expires: 1980-09-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:03
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/40; B64D17/52
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
55 words
AN AUTO-ROTATING PARACHUTE HAVING A CANOPY AND SHROUD LINES, A SWIVEL INCLUDING A MEMBER TO WHICH SAID SHROUD LINES ARE CONNECTED AND A SECOND MEMBER TO WHICH A LOAD MAY BE SECURED, SAID MEMBERS BEING RELATIVELY ROTATABLE, AND MEANS INTERPOSED BETWEEN SAID MEMBERS AND RESPONSIVE TO THE LOAD APPLIED THERETO FOR RETARDING RELATIVE ROTATION THEREOF.
References Cited (Backward Citations)
US620902A
Cited
US1408955A
Cited
US2701697A
Cited
US2663525A
Cited
US2775137A
Cited
US2772902A
Cited
US2724567A
Cited
US2811378A
Cited
US2936138A
Cited
US2949266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |