US3348725A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soil pipe cover
Assignee: Kollar Kap Corp
•
Filing: 1965-10-22
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Granted: 1967-10-24
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Fuller Donald Bedelle
- 👤 Robinson James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:21
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/024; F16L1/06; F16L1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A SOIL PIPE COVER ADAPTED TO BE PLACED OVER A SOIL PIPE PREPARATORY TO POURING A MASONRY FLOOR AND TO PROVIDE AN INNERSPACE BETWEEN THE SOIL PIPE AND THE MASONRY FLOOR UPON ITS REMOVAL, SAID SOIL PIPE COVER BEING REMOVABLE BY THE APPLICATION OF HEAT THERETO TO MELT OR BURN IT AND COMPRISING A CYLINDRICAL CONTAINER WHICH IS FORMED OF A FUSIBLE MATERIAL HAVING A SIDE WALL WITH AN EXTERIOR DIAMETER OF A SIZE SUFFICIENT TO PROVIDE THE DESIRED INNERSPACE AND AN INTERIOR DIAMETER WHICH IS LARGER THAN THE OUTER DIAMETER OF AVAILABLE EXTRA HEAVY WEIGHT SOIL PIPE, AN END WALL
Claim 2
Dependent Claim
101 words
A SOIL PIPE COVER ADAPTED TO BE PLACED OVER A SOIL PIPE PREPARATORY TO POURING A MASONRY FLOOR AND TO PROVIDE AN INNERSPACE BETWEEN THE SOIL PIPE AND THE MASONRY FLOOR UPON ITS REMOVAL, SAID SOIL PIPE COVER BEING REMOVABLE BY THE APPLICATION OF HEAT THERETO TO MELT OR BURN IT AND COMPRISING A CYLINDRICAL CONTAINER WHICH IS FORMED OF A FUSIBLE MATERIAL HAVING A SIDE WALL WITH AN EXTERIOR DIAMETER OF A SIZE SUFFICIENT TO PROVIDE THE DESIRED INNERSPACE AND AN INTERIOR DIAMETER WHICH IS LARGER THAN THE OUTER DIAMETER OF AVAILABLE EXTRA HEAVY WEIGHT SOIL PIPE, AN END WALL
References Cited (Backward Citations)
US3203577A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |