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
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 |