US3141435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sailing catamaran
Assignee: Individual
•
Filing: 1962-10-02
•
Granted: 1964-07-21
•
Expires: 1982-10-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Merritt L Moffitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:39
CPC Classifications
B; B63; B63B; B63B15/00; B63B15/0083; B63B1/00; B63B1/02; B63B1/10; B63B1/12; B63B1/121; B63B3/00; B63B3/02; B63B3/08; B63B2003/085; B63B2015/0016; B63B2015/0025
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
IN A SAILING CATAMARAN HAVING PARALLEL HULLS AND A MAST SUPPORTING A SAIL AND BOOM, THE IMPROVEMENT COMPRISING A RIGID YOKE SECURED TO EACH OF SAID HULLS AT A POINT AFT OF THE MAST AND ATTACHED TO THE MAST TO PROVIDE LONGITUDINAL AND TRANSVERSE SUPPORT THERETO, SAID YOKE HAVING AN OUTWARDLY BOWED CONFIGURATION TO MINIMIZE INTERFERENCE WITH THE SAIL AND BOOM, SAID YOKE COMPRISING A BOWED, INVERTED U-SHAPED UPPER SUPPORT MEMBER AND LOWER TUBULAR SUPPORT MEMBERS, AND MEANS PERMITTING TELESCOPING OF SAID UPPER AND LOWER SUPPORT MEMBERS FOR ADJUSTING THE RAKE OF THE MAST.
References Cited (Backward Citations)
US38151A
Cited
US367715A
Cited
GB168671A
Cited
US2364578A
Cited
US2631559A
Cited
US2712293A
Cited
US3038433A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |