US3104403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimmers safety belts
Assignee: Individual
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Filing: 1961-07-27
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Granted: 1963-09-24
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Expires: 1981-07-27
Abstract
No abstract record available.
Inventors
- 👤 Lortz Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:23
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/08; B63C9/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A BUOYANCY DEVICE COMPRISING A BELT FOR PERSONAL WEAR COMPOSED OF AT LEAST TWO OVERLYING FOLDS OF PLIANT MATERIAL FORMING AN ANNULAR TUBE, THERE BEING AN INNER FOLD INCLUDING INNER AND OUTER WALL PORTIONS, AND AN OUTER FOLD INCLUDING INNER AND OUTER WALL PORTIONS, CHEMICAL MEANS DISPOSED IN THE INTERIOR OF SAID TUBE, SAID INNER WALL OF SAID OUTER FOLD HAVING A WATER INLET OPENING, AND A DEPRESSIBLE VALVE CONTROLLING SAID WATER INLET OPENING, THE STRUCTURE BEING CHARACTERIZED IN THAT SAID DEPRESSIBLE VALVE IS NORMALLY ENCLOSED BETWEEN THE OVERLYING INNER AND OUTER WALLS OF SAID INNER FOLD AND THE OUTER WALL OF SAID OUTER FOLD, SAID OUTER FOLD BEING MANUALLY DISPLACEABLE AWAY FROM SAID INNER FOLD AT THE REGION OF SAID VALVE IN ORDER TO GAIN ACCESS TO AND ACTUATE THE VALVE BY MANUAL DEPRESSIONAL OPERATION THEREOF TO ADMIT WATER FOR ACTIVATING SAID CHEMICAL MEANS.
Claim 2
Dependent Claim
145 words
A BUOYANCY DEVICE COMPRISING A BELT FOR PERSONAL WEAR COMPOSED OF AT LEAST TWO OVERLYING FOLDS OF PLIANT MATERIAL FORMING AN ANNULAR TUBE, THERE BEING AN INNER FOLD INCLUDING INNER AND OUTER WALL PORTIONS, AND AN OUTER FOLD INCLUDING INNER AND OUTER WALL PORTIONS, CHEMICAL MEANS DISPOSED IN THE INTERIOR OF SAID TUBE, SAID INNER WALL OF SAID OUTER FOLD HAVING A WATER INLET OPENING, AND A DEPRESSIBLE VALVE CONTROLLING SAID WATER INLET OPENING, THE STRUCTURE BEING CHARACTERIZED IN THAT SAID DEPRESSIBLE VALVE IS NORMALLY ENCLOSED BETWEEN THE OVERLYING INNER AND OUTER WALLS OF SAID INNER FOLD AND THE OUTER WALL OF SAID OUTER FOLD, SAID OUTER FOLD BEING MANUALLY DISPLACEABLE AWAY FROM SAID INNER FOLD AT THE REGION OF SAID VALVE IN ORDER TO GAIN ACCESS TO AND ACTUATE THE VALVE BY MANUAL DEPRESSIONAL OPERATION THEREOF TO ADMIT WATER FOR ACTIVATING SAID CHEMICAL MEANS.
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) | 1966-09-23 | 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 |