US3158161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swimming pool cover
Assignee: Individual
•
Filing: 1962-11-20
•
Granted: 1964-11-24
•
Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Robert R Knodel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:20
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/06; E04H4/10; E04H4/108
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
67 words
A SWIMMING POOL GUARD COMPRISING UPRIGHT FRAME MEMBERS ADAPTED FOR PLACEMENT ADJACENT THE EDGE OF THE POOL, END AND SIDE TRACK MEANS SUPPORTED AT THE UPPER END OF THE FRAME MEMBERS, AT LEAST ONE OUTWARDLY LEADING EXTENSION IN SAID TRACK MEANS FORMING A STORAGE AREA, AND CURTAIN MEANS SLIDABLY SUPPORTED ON SAID TRACK MEANS, A PORTION OF SAID CURTAIN MEANS BEING MOVABLE INTO SAID OUTWARDLY LEADING EXTENSION.
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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |