US3373450A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming instruction pool
Assignee: Individual
•
Filing: 1964-09-22
•
Granted: 1968-03-19
•
Expires: 1984-09-22
Abstract
No abstract record available.
Inventors
- 👤 William J Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:30
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/0018
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
AN INSTRUCTIONAL POOL FOR TRAINING CHILDREN TO SWIM HAVING A BOTTOM AND ADJOINING SIDE WALL EXTENDING UPWARDLY THEREFROM WHICH DEFINE A WATER RETAINING RECEPTACLE OF SUFFICIENT DEPTH TO PERMIT SEQUENTIAL FILLING WITH WATER BETWEEN A SELECTED FIRST LEVEL OF SHALLOW DEPTH WHERE THE BOTTOM SERVES AS A SUPPORT TO PREVENT SUBMERGANCE OF A CHILD WHILE BECOMING ACCLIMATED TO THE SURROUNDING WATER MEDIUM AND A RAISED SECOND LEVEL OF GREATER DEPTH WHICH WILL PERMIT VOLUNTARY IMMERSION OF THE CHILD IN SAID SURROUNDING WATER MEDIUM, THE IMPROVEMENT COMPRISING: VISUAL ATTRACTING MEANS INCLUDING A WINDOW FORMED IN SAID SIDE WALL WHICH EXTENDS BELOW SAID SECOND LEVEL TO VISUALLY ALLURE THE CHILD INTO VOLUNTARILY ASSUMING A SUSPENDED POSITION IN SAID SURROUNDING WATER MEDIUM.
Claim 2
Dependent Claim
119 words
AN INSTRUCTIONAL POOL FOR TRAINING CHILDREN TO SWIM HAVING A BOTTOM AND ADJOINING SIDE WALL EXTENDING UPWARDLY THEREFROM WHICH DEFINE A WATER RETAINING RECEPTACLE OF SUFFICIENT DEPTH TO PERMIT SEQUENTIAL FILLING WITH WATER BETWEEN A SELECTED FIRST LEVEL OF SHALLOW DEPTH WHERE THE BOTTOM SERVES AS A SUPPORT TO PREVENT SUBMERGANCE OF A CHILD WHILE BECOMING ACCLIMATED TO THE SURROUNDING WATER MEDIUM AND A RAISED SECOND LEVEL OF GREATER DEPTH WHICH WILL PERMIT VOLUNTARY IMMERSION OF THE CHILD IN SAID SURROUNDING WATER MEDIUM, THE IMPROVEMENT COMPRISING: VISUAL ATTRACTING MEANS INCLUDING A WINDOW FORMED IN SAID SIDE WALL WHICH EXTENDS BELOW SAID SECOND LEVEL TO VISUALLY ALLURE THE CHILD INTO VOLUNTARILY ASSUMING A SUSPENDED POSITION IN SAID SURROUNDING WATER MEDIUM.
References Cited (Backward Citations)
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US2875528A
Cited
US3140550A
Cited
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US2989757A
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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) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |