US3311931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toilet deodorizer
Assignee: Individual
•
Filing: 1964-04-09
•
Granted: 1967-04-04
•
Expires: 1984-04-09
Abstract
No abstract record available.
Inventors
- 👤 Kristensen Poul Erik Toft
- 👤 Mckee George Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:00
CPC Classifications
E; E03; E03D; E03D9/00; E03D9/02; E03D9/03; E03D9/033; E03D9/037; E03D2009/024
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A DEODORIZER FOR WATER CLOSET FLUSH TANKS OF THE KIND INCLUDING A WATER SUPPLY PIPE AND AFTER-FILL PIPE AND FLUSHING VALVE AND OVERFLOW PIPE ARRANGEMENT, SAID DEODORIZER COMPRISING A CONTAINER INCLUDING A LOWER CHAMBER, AND AN UPPER CHAMBER ADAPTED TO RECEIVE WATER FROM THE AFTERFILL PIPE AND HAVING ESCAPE APERTURES FOR ALLOWING WATER RECEIVED THEREINTO FROM THE AFTER-FILL PIPE TO ESCAPE INTO SAID LOWER CHAMBER, SAID LOWER CHAMBER INCLUDING A TUBULAR MEMBER EXTENDING UPWARDLY FROM THE FLOOR OF SAID CHAMBER AND DOWNWARDLY FROM SAID FLOOR TO PROJECT INTO THE OVERFLOW PIPE WHEN SAID CONTAINER IS RESTING IN OPERATIVE POSITION UPON THE OVERFLOW PIPE, SAID LOWER CHAMBER BEING ADAPTED TO ENCLOSE A DEODORIZING SUBSTANCE WHICH IS IMMERSED IN THE WATER WITHIN SAID LOWER CHAMBER.
Claim 2
Dependent Claim
123 words
A DEODORIZER FOR WATER CLOSET FLUSH TANKS OF THE KIND INCLUDING A WATER SUPPLY PIPE AND AFTER-FILL PIPE AND FLUSHING VALVE AND OVERFLOW PIPE ARRANGEMENT, SAID DEODORIZER COMPRISING A CONTAINER INCLUDING A LOWER CHAMBER, AND AN UPPER CHAMBER ADAPTED TO RECEIVE WATER FROM THE AFTERFILL PIPE AND HAVING ESCAPE APERTURES FOR ALLOWING WATER RECEIVED THEREINTO FROM THE AFTER-FILL PIPE TO ESCAPE INTO SAID LOWER CHAMBER, SAID LOWER CHAMBER INCLUDING A TUBULAR MEMBER EXTENDING UPWARDLY FROM THE FLOOR OF SAID CHAMBER AND DOWNWARDLY FROM SAID FLOOR TO PROJECT INTO THE OVERFLOW PIPE WHEN SAID CONTAINER IS RESTING IN OPERATIVE POSITION UPON THE OVERFLOW PIPE, SAID LOWER CHAMBER BEING ADAPTED TO ENCLOSE A DEODORIZING SUBSTANCE WHICH IS IMMERSED IN THE WATER WITHIN SAID LOWER CHAMBER.
References Cited (Backward Citations)
US2570934A
Cited
US3105245A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |