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US3087168A
Expired / Lapsed
US
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Toilet filtering ventilator
Assignee: Individual
•
Filing: 1960-05-10
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Granted: 1963-04-30
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Expires: 1980-05-10
Abstract
No abstract record available.
Inventors
- 👤 Maurice A Huso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:23
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/04; E03D9/05; E03D9/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
THE COMBINATION WITH A TOILET INCLUDING A BOWL, A WATER TANK HAVING AN OVERFLOW PIPE COMMUNICATION WITH THE BOWL AND A REMOVABLE COVER CARRIED BY THE TOP RIM OF THE TANK; A COVER SUPPORTING GASKET APPLIED TO THE TOP SURFACE OF SAID RIM AND INTERRUPTED AT A LOCATION TO PROVIDE AN AIR SPACE BETWEEN THE COVER AND RIM, SAID COVER HAVING A DOWN-TURNED FLANGE SPACED FROM THE SIDE OF THE TANK AT THE OUTSIDE OF AND DEPENDING BELOW SAID OPENING, A FILTER UNIT CONTAINING A BLOWER AND COMPRISING A HOUSING CONTAINING IN ITS TOP WALL AN AIR INLET DIRECTLY UNDERLYING THE SPACE BETWEEN SAID FLANGE AND THE TANK, AND MEANS MOUNTING SAID HOUSING TO THE TANK SO THAT THE TOP OF THE HOUSING IS BROUGHT CLOSE TO THE UNDERSIDE OF SAID FLANGE AND SAID
Claim 2
Dependent Claim
134 words
THE COMBINATION WITH A TOILET INCLUDING A BOWL, A WATER TANK HAVING AN OVERFLOW PIPE COMMUNICATION WITH THE BOWL AND A REMOVABLE COVER CARRIED BY THE TOP RIM OF THE TANK; A COVER SUPPORTING GASKET APPLIED TO THE TOP SURFACE OF SAID RIM AND INTERRUPTED AT A LOCATION TO PROVIDE AN AIR SPACE BETWEEN THE COVER AND RIM, SAID COVER HAVING A DOWN-TURNED FLANGE SPACED FROM THE SIDE OF THE TANK AT THE OUTSIDE OF AND DEPENDING BELOW SAID OPENING, A FILTER UNIT CONTAINING A BLOWER AND COMPRISING A HOUSING CONTAINING IN ITS TOP WALL AN AIR INLET DIRECTLY UNDERLYING THE SPACE BETWEEN SAID FLANGE AND THE TANK, AND MEANS MOUNTING SAID HOUSING TO THE TANK SO THAT THE TOP OF THE HOUSING IS BROUGHT CLOSE TO THE UNDERSIDE OF SAID FLANGE AND SAID
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |