Patent US4486986A successfully refreshed from Google Patents.
US4486986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foundation drain system
Assignee: Individual
•
Filing: 1983-03-09
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Granted: 1984-12-11
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Expires: 2003-03-09
Abstract
Abstract A foundation drain system comprising the combination of a footing, the first course of masonery blocks on the footing having a drain notch for each hollow space on the infacing side of each block. Irregular size and shape stones provided in each of the hollow spaces of the first course of blocks to a level above the notch. A bed of irregular size and shape stones on the interior of the foundation construction contiguous to the footing and to the first course of blocks to a level above the drain notches. A drain tile along the interior perimeter of the footing adjacent thereto in the bed of stones and a discharge pipe connecting the drain pipe extending to the exterior of the foundation.
Inventors
- 👤 Michael A. Cosenza
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:30
CPC Classifications
E; E02; E02D; E02D31/00; E02D31/02
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
70 words
In a foundation structure of an enclosure including a footing and a masonery wall thereon wherein said masonery wall includes a hollow masonery course on said footing having holes formed through a side of said course communicating the hollow space of said course and the structure enclosure, the improvement comprising: a plurality of stones in the hollow space of said course, said stones being at a level above said holes.
Claim 2
Dependent Claim
70 words
In a foundation structure of an enclosure including a footing and a masonery wall thereon wherein said masonery wall includes a hollow masonery course on said footing having holes formed through a side of said course communicating the hollow space of said course and the structure enclosure, the improvement comprising: a plurality of stones in the hollow space of said course, said stones being at a level above said holes.
Claim 3
Dependent Claim
22 words
The combination of claim 1 wherein said stones in the hollow space are further characterized as being irregular in shape and size.
Claim 4
Dependent Claim
146 words
A foundation structure for an enclosure including a footing circumscribing an enclosure, a wall on said footing circumscribing said enclosure, a hollow masonery block course on said footing having holes formed through a side of said block course communicating the hollow spaces of said block course and the structure enclosure, a drain conduit within the enclosure of the structure extending adjacent to and along the perimeter of the footing, and having an outlet conduit communicating said drain conduit within the structure enclosure to the structure exterior, and a bed of stones covering said drain conduit, said footing and against said block course to a level above said holes in said block course; wherein the improvement comprises: a plurality of stones in the hollow spaces of said block course, said stones being at a level above said holes, and said stones being irregular in shape and size.
Claim 5
Dependent Claim
146 words
A foundation structure for an enclosure including a footing circumscribing an enclosure, a wall on said footing circumscribing said enclosure, a hollow masonery block course on said footing having holes formed through a side of said block course communicating the hollow spaces of said block course and the structure enclosure, a drain conduit within the enclosure of the structure extending adjacent to and along the perimeter of the footing, and having an outlet conduit communicating said drain conduit within the structure enclosure to the structure exterior, and a bed of stones covering said drain conduit, said footing and against said block course to a level above said holes in said block course; wherein the improvement comprises: a plurality of stones in the hollow spaces of said block course, said stones being at a level above said holes, and said stones being irregular in shape and size.
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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) | 1987-12-11 | 1988-06-11 | 1988-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-12-11 | 1992-06-11 | 1992-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-12-11 | 1996-06-11 | 1996-12-11 | $7700.00 | Window Closed / Lapsed |