Patent US5242584A successfully refreshed from Google Patents.
US5242584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
All-fluid septic tank with incorporated liquid collector
Assignee: Individual
•
Filing: 1992-01-22
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Granted: 1993-09-07
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Expires: 2012-01-22
Abstract
Abstract The tank incorporates a sole collector chamber (11) for collecting degradable substances via an intake pipe (14), as well as for collecting waste water via a plurality of inlet orifices (15) provided on said chamber, these orifices having variable diameters and distributed over the height and periphery of said chamber. Application for tanks connected to an underground irrigation system or other infiltration devices.
Inventors
- 👤 Patrick Hoarau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:23
CPC Classifications
E; E03; E03F; E03F11/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
150 words
A septic tank comprising: a cistern having an upstream and a downstream end, the cistern having a first sealable upper opening disposed at said upstream end; a collector chamber provided on said first sealable upper opening and having an outlet communicating with said cistern; at least one degradable substances intake pipe connected to said collector chamber for passing degradable substances to said cistern via said collector chamber; at least one pipe for removing said degradable substances from said cistern and disposed at said downstream end of said cistern; a plurality of waste water pipe connecting means on said collector chamber for the connection of a plurality of waste water pipes to said collector chamber; a second sealable upper opening in said cistern, said second sealable upper opening being disposed at the downstream end of said cistern; and a basin and a prefilter cartridge provided on said second sealable upper opening.
Claim 2
Dependent Claim
150 words
A septic tank comprising: a cistern having an upstream and a downstream end, the cistern having a first sealable upper opening disposed at said upstream end; a collector chamber provided on said first sealable upper opening and having an outlet communicating with said cistern; at least one degradable substances intake pipe connected to said collector chamber for passing degradable substances to said cistern via said collector chamber; at least one pipe for removing said degradable substances from said cistern and disposed at said downstream end of said cistern; a plurality of waste water pipe connecting means on said collector chamber for the connection of a plurality of waste water pipes to said collector chamber; a second sealable upper opening in said cistern, said second sealable upper opening being disposed at the downstream end of said cistern; and a basin and a prefilter cartridge provided on said second sealable upper opening.
Claim 3
Dependent Claim
22 words
The septic tank according to claim 1, wherein said first and second sealable upper openings in said cistern have the same diameter.
Claim 4
Dependent Claim
31 words
The septic tank according to claim 1, wherein said at least one pipe for removing sustances from said cistern is in communication with said cistern via said basin and prefilter cartridge.
Claim 5
Dependent Claim
28 words
The septic tank according to claim 1, further comprising an access gully disposed above said basin, and a stopper disposed at a top portion of said access gully.
Claim 6
Dependent Claim
145 words
A septic tank comprising: a cistern having an upstream and a downstream end, the cistern having a first sealable upper opening disposed at said upstream end; a collector chamber provided on said first sealable upper opening and having an outlet communicating with said cistern; at least one degradable substances intake pipe connected to said collector chamber for passing degradable substances to said cistern via said collector chamber; at least one pipe for removing said degradable substances from said cistern and disposed at said downstream end of said cistern; and a plurality of waste water pipe connecting means on said collector chamber for the connection of a plurality of waste water pipes to said collector chamber; wherein said plurality of waste water pipe connecting means provided on said collector chamber are of varying diameters and are distributed over the height and periphery of said collector chamber.
Claim 7
Dependent Claim
145 words
A septic tank comprising: a cistern having an upstream and a downstream end, the cistern having a first sealable upper opening disposed at said upstream end; a collector chamber provided on said first sealable upper opening and having an outlet communicating with said cistern; at least one degradable substances intake pipe connected to said collector chamber for passing degradable substances to said cistern via said collector chamber; at least one pipe for removing said degradable substances from said cistern and disposed at said downstream end of said cistern; and a plurality of waste water pipe connecting means on said collector chamber for the connection of a plurality of waste water pipes to said collector chamber; wherein said plurality of waste water pipe connecting means provided on said collector chamber are of varying diameters and are distributed over the height and periphery of said collector chamber.
Claim 8
Dependent Claim
35 words
The septic tank according to claim 5, further comprising a slanted plunging tube disposed between said collector chamber and said cistern for directing substances from said collector chamber toward said upstream end of said cistern.
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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) | 1996-09-06 | 1997-03-08 | 1997-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-09-06 | 2001-03-08 | 2001-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-09-06 | 2005-03-08 | 2005-09-07 | $7700.00 | Window Closed / Lapsed |