US3140550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming instruction apparatus
Assignee: Individual
•
Filing: 1958-06-23
•
Granted: 1964-07-14
•
Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 David J Wayfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:28
CPC Classifications
A; A63; A63B; A63B24/00; A63B24/0003; A63B69/00; A63B69/12; A63B2225/00; A63B2225/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
AN AQUATIC DEVICE FOR GIVING SWIMMING INSTRUCTION COMPRISING A CABINET ADAPTED TO RECEIVE THE BODY OF A SWIMMING STUDENT AND BEING DIMENSIONED TO PROVIDE UNOBSTRUCTED USE OF THE ARMS AND LEGS IN EXECUTING SWIMMING STROKES, SAID CABINET HAVING A PLURALITY OF FLUID EXPELLING MEANS ON ITS VERTICAL, ARCUATE AND HORIZONTAL SECTIONS ADJACENT POSITIONS FOR THE HEAD, ARMS, TRUNK AND LEGS FOR RELEASING FLUID UNDER PRESSURE IN A TIMED RELATION TO INDICATE TO THE STUDENT APPROPRIATE COORDINATION OF THE PARTS OF THE BODY IN EXECUTING SWIMMING STROKES.
Claim 2
Dependent Claim
86 words
AN AQUATIC DEVICE FOR GIVING SWIMMING INSTRUCTION COMPRISING A CABINET ADAPTED TO RECEIVE THE BODY OF A SWIMMING STUDENT AND BEING DIMENSIONED TO PROVIDE UNOBSTRUCTED USE OF THE ARMS AND LEGS IN EXECUTING SWIMMING STROKES, SAID CABINET HAVING A PLURALITY OF FLUID EXPELLING MEANS ON ITS VERTICAL, ARCUATE AND HORIZONTAL SECTIONS ADJACENT POSITIONS FOR THE HEAD, ARMS, TRUNK AND LEGS FOR RELEASING FLUID UNDER PRESSURE IN A TIMED RELATION TO INDICATE TO THE STUDENT APPROPRIATE COORDINATION OF THE PARTS OF THE BODY IN EXECUTING SWIMMING STROKES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |