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US3249951A Expired / Lapsed US ⏱️ 0.0 years remaining

Toilet bowl deodorizer

Assignee: Individual
•
Filing: 1963-07-24
•
Granted: 1966-05-10
•
Expires: 1983-07-24
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Abstract

No abstract record available.

Inventors

  • 👤 John L Thompson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 13:48
CPC Classifications
A; A47; A47K; A47K13/00; A47K13/24; A47K13/30

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 139 words
APPARTUS OF THE CHARACTER DESCRIBED COMPRISING A RESILIENT DEFORMABLE ANNULAR MEMBER DEFINING A VARIABLE VOLUME CHAMBER THEREIN ADAPTED TO HAVE ITS VOLUME VARIED IN ACCORDANCE WITH DEFORMATION OF ASAID MEMBER, VALVE MEANS MOUNTED ON SAID MEMBER FOR ALLOWING AIRFLOW INTO SAID CHAMBER AND BLOCKING AIR FLOW OUTWARDLY THEREFROM, SAID MEMBER HAVING FRONT AND REAR PORTIONS WITH THE REAR PORTION HAVING MEANS ADAPTED TO BE HINGEDLY MOUNTED ON A TOILET BOWL, MEANS DEFINING A RESERVOIR MOUNTED WITHIN SAID MEMBER ADAPTED TO CONATIN A FLUID AND HAVING ORIFICES COMMUNICATING RESPECTIVELY WITH SAID CHAMBER AND EJECTOR MEANS COMMUNICATING WITH THE ATMOSPHERE, SAID CHAMBER UPON BEING CONTRACTED BEING ADAPTED TO FORCE FLUID OUT OF SAID RESERVOIR THROUGH ONE OF SAID EJECTOR MEANS INTO THE ATMOSPHERE AND BEING ADAPTED TO DRAW AIR INTO SAID CHAMBER WHEN SAID CHAMBER IS EXPANDED FROM ITS CONTRACTED STATE.
Claim 2
Dependent Claim 139 words
APPARTUS OF THE CHARACTER DESCRIBED COMPRISING A RESILIENT DEFORMABLE ANNULAR MEMBER DEFINING A VARIABLE VOLUME CHAMBER THEREIN ADAPTED TO HAVE ITS VOLUME VARIED IN ACCORDANCE WITH DEFORMATION OF ASAID MEMBER, VALVE MEANS MOUNTED ON SAID MEMBER FOR ALLOWING AIRFLOW INTO SAID CHAMBER AND BLOCKING AIR FLOW OUTWARDLY THEREFROM, SAID MEMBER HAVING FRONT AND REAR PORTIONS WITH THE REAR PORTION HAVING MEANS ADAPTED TO BE HINGEDLY MOUNTED ON A TOILET BOWL, MEANS DEFINING A RESERVOIR MOUNTED WITHIN SAID MEMBER ADAPTED TO CONATIN A FLUID AND HAVING ORIFICES COMMUNICATING RESPECTIVELY WITH SAID CHAMBER AND EJECTOR MEANS COMMUNICATING WITH THE ATMOSPHERE, SAID CHAMBER UPON BEING CONTRACTED BEING ADAPTED TO FORCE FLUID OUT OF SAID RESERVOIR THROUGH ONE OF SAID EJECTOR MEANS INTO THE ATMOSPHERE AND BEING ADAPTED TO DRAW AIR INTO SAID CHAMBER WHEN SAID CHAMBER IS EXPANDED FROM ITS CONTRACTED STATE.

References Cited (Backward Citations)

US2899689A Cited
US713977A Cited
US866400A Cited
US2760209A Cited
FR1127352A Cited
US2875450A Cited
US3171138A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-05-09 1969-11-08 1970-05-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-05-09 1973-11-08 1974-05-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-05-09 1977-11-08 1978-05-10 $7700.00 Window Closed / Lapsed

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