Patent US3321080A successfully refreshed from Google Patents.
US3321080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leaf receiver for swimming pools
Assignee: Individual
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Filing: 1963-10-14
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Granted: 1967-05-23
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Expires: 1983-10-14
Abstract
No abstract record available.
Inventors
- 👤 Andrew L Pansini
- 👤 Howard M Arneson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:22
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/12; E04H4/1209; E04H4/1236
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A LEAF RECEIVER FOR USE IN SWIMMING POOLS COMPRISING A RECEPTACLE PORTION DEFINED BY A BOTTOM WALL AND AN UPSTANDING SIDE WALL, A FEED PORTION FOR SAID RECEPTACLE PORTION DEFINED BY A SUBSTANTIALLY IMPERFORATE RAMP-LIKE PERIPHERAL WALL EXTENDING OUTWARDLY AND DOWNWARDLY FROM THE TOP OF SAID SIDE WALL TO AT LEAST ABOUT THE LEVEL OF THE LOWEST PORTION OF SAID BOTTOM WALL, SAID RECEPTACLE PORTION BEING PROVIDED WITH A PLURALITY OF APERTURES ADAPTED TO PERMIT THE PASSAGE THERETHROUGH OF SWIMMING POOL WATER AND TO PREVENT THE PASSAGE THERETHROUGH OF LEAVES AND OTHER SWIMMING POOL DEBRIS OF RELATIVELY LARGE SIZE, AND MEANS CONNECTED TO SAID DEVICE WHEREBY THE SAME MAY BE POSITIONED ON THE BOTTOM OF A SWIMMING POOL, SAID MEANS COMPRISING A BAIL-LIKE ELEMENT, AND MEANS ON SAID BAIL-LIKE ELEMENT FOR MAINTAINING THE SAME IN AN UPSTANDING POSITION WHEREBY SAID DEVICE MAY BE REMOVED FROM THE BOTTOM OF A SWIMMING POOL WITHOUT A SPILLING OF ITS CONTENTS.
Claim 2
Dependent Claim
157 words
A LEAF RECEIVER FOR USE IN SWIMMING POOLS COMPRISING A RECEPTACLE PORTION DEFINED BY A BOTTOM WALL AND AN UPSTANDING SIDE WALL, A FEED PORTION FOR SAID RECEPTACLE PORTION DEFINED BY A SUBSTANTIALLY IMPERFORATE RAMP-LIKE PERIPHERAL WALL EXTENDING OUTWARDLY AND DOWNWARDLY FROM THE TOP OF SAID SIDE WALL TO AT LEAST ABOUT THE LEVEL OF THE LOWEST PORTION OF SAID BOTTOM WALL, SAID RECEPTACLE PORTION BEING PROVIDED WITH A PLURALITY OF APERTURES ADAPTED TO PERMIT THE PASSAGE THERETHROUGH OF SWIMMING POOL WATER AND TO PREVENT THE PASSAGE THERETHROUGH OF LEAVES AND OTHER SWIMMING POOL DEBRIS OF RELATIVELY LARGE SIZE, AND MEANS CONNECTED TO SAID DEVICE WHEREBY THE SAME MAY BE POSITIONED ON THE BOTTOM OF A SWIMMING POOL, SAID MEANS COMPRISING A BAIL-LIKE ELEMENT, AND MEANS ON SAID BAIL-LIKE ELEMENT FOR MAINTAINING THE SAME IN AN UPSTANDING POSITION WHEREBY SAID DEVICE MAY BE REMOVED FROM THE BOTTOM OF A SWIMMING POOL WITHOUT A SPILLING OF ITS CONTENTS.
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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |