US3259926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Life sphere
Assignee: Surrounding Sound Inc
•
Filing: 1965-01-11
•
Granted: 1966-07-12
•
Expires: 1985-01-11
Abstract
No abstract record available.
Inventors
- 👤 Charles E Otterman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:10
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
102 words
A BUOYANT LIFE SAVING VESSEL COMPRISING A BODY WHICH IS SUBSTANTIALLY CIRCULAR IN PLAN AND WHICH IS OVAL SHAPED IN VERTICAL CROSS SECTION, SAID BODY HAVING A BOTTOM SECTION BELOW ITS HORIZONTAL AXIS, A SUB-SURFACE STABILIZER STRUCTURE ON THE BODY IN THE FORM OF ARCUATE STABILIZER MEANS EXTENDING OUTWARDLY FROM THE LOWER PART OF THE HULL OF THE BODY IN A DIRECTION BETWEEN THE HORIZONTAL AND VERTICAL, SEATING MEANS FOR PASSENGERS WITHIN THE BODY AND SPACED FROM THE VERTICAL AXIS OF THE BODY AND AIR INLET AND EXHAUST MEANS AT THE UPPER PART OF THE BODY COMMUNICATING WITH SPACES WITHIN THE BODY.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |