Patent US2353978A successfully refreshed from Google Patents.
Patent US3941156A successfully refreshed from Google Patents.
US3941156A
Expired / Lapsed
US
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Plumbing test fitting
Assignee: Lee Raymond Organization Inc
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Filing: 1975-03-24
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Granted: 1976-03-02
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Expires: 1995-03-24
Abstract
Abstract A plumbing test fitting for a waste or vent stack extending between next-adjacent floors of a structure comprises a length of pipe having an opening in the side wall thereof. A shut-off valve couples a section of hose to the opening in the pipe. A pair of bands removably affix the length of pipe in a waste or vent stack of a structure in a manner whereby the free end of the hose extends into a closet fixture on the lower of the next-adjacent floors.
Inventors
- 👤 Jack D. Metzger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:09
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/10; E; E03; E03C; E03C1/00; E03C1/12; Y; Y10; Y10S; Y10S4/00; Y10S4/07
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
117 words
A plumbing test fitting for a waste or vent stack extending between next-adjacent floors of a structure, said test fitting comprising: a length of pipe having an opening in the side wall thereof; a section of hose; a shut-off valve coupling the hose to the opening in the pipe; a pair of bands for removably affixing the length of pipe in a waste or vent stack of a structure in a manner whereby the free end of the hose extends into a closet fixture on the lower of next-adjacent floors and a plate affixed to the inside of said length of pipe below said opening thereof and extending across the pipe to block the cross-sectional area thereof.
Claim 2
Dependent Claim
117 words
A plumbing test fitting for a waste or vent stack extending between next-adjacent floors of a structure, said test fitting comprising: a length of pipe having an opening in the side wall thereof; a section of hose; a shut-off valve coupling the hose to the opening in the pipe; a pair of bands for removably affixing the length of pipe in a waste or vent stack of a structure in a manner whereby the free end of the hose extends into a closet fixture on the lower of next-adjacent floors and a plate affixed to the inside of said length of pipe below said opening thereof and extending across the pipe to block the cross-sectional area thereof.
Claim 3
Dependent Claim
35 words
A plumbing test fitting as claimed in claim 1, wherein the length of pipe is a T joint having a bib and the hose is coupled to the bib of the joint via the valve.
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) | 1979-03-02 | 1979-09-01 | 1980-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-02 | 1983-09-01 | 1984-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-02 | 1987-09-01 | 1988-03-02 | $7700.00 | Window Closed / Lapsed |