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US3319281A Expired / Lapsed US ⏱️ 0.0 years remaining

Toilet bowl cleaning tool

Assignee: Individual
•
Filing: 1966-03-31
•
Granted: 1967-05-16
•
Expires: 1986-03-31
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Abstract

No abstract record available.

Inventors

  • 👤 James M Montgomery

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 10:00
CPC Classifications
A; A47; A47K; A47K11/00; A47K11/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 165 words
TOILET BOWL CLEANING TOOL CONSTRUCTION INCLUDING A MOP HEAD FORMED OF SPONGE RUBBER HAVING FIRMNESS SUFFICIENT TO RESIST SUBSTANTIAL DISTORTION WHEN PRESED AGAINST A SURFACE TO BE CLEANED, THE OUTER SURFACE OF THE MOP HEAD BEING FORMED AS A SURFACE OF REVOLUTION CONFIGURED TO PROVIDE FOUR AXIALLY ADJACENT SECTIONS; EACH HEAD SECTION HAVING A SPHERICAL OUTER SURFACE PORTION, THE FIRST AND FOURTH SECTIONS PROVIDING SPHERICALLY SHAPED END SURFACES FOR THE MOP HEAD, THE SECOND AND THIRD SECTIONS BEING REVERSELY ORIENTED WITH RESPECT TO EACH OTHER TO FORM A CENTRAL ANNULAR GROOVE; AND A HANDLE JOINED TO THE MOP HEAD, A REDUCED SHANK UPON THE HANDLE, AN ENLARGED ROUNDED TIP UPON THE TERMINAL END OF SAID SHANK, THE MOP HEAD BEING FORMED WITH AN INTERNAL RECESS GENERALLY MATCHING THE CONTOUR OF BUT SMALLER THAN THE CONTOUR OF THE SHANK AND TIP, THE HANDLE SHANK AND TIP BEING INSERTED IN AND HELD IN SAID RECESS BY COUPLED ENGAGEMENT OF THE ENLARGED TIP IN THE MATCHING RECESS PORTION.
Claim 2
Dependent Claim 165 words
TOILET BOWL CLEANING TOOL CONSTRUCTION INCLUDING A MOP HEAD FORMED OF SPONGE RUBBER HAVING FIRMNESS SUFFICIENT TO RESIST SUBSTANTIAL DISTORTION WHEN PRESED AGAINST A SURFACE TO BE CLEANED, THE OUTER SURFACE OF THE MOP HEAD BEING FORMED AS A SURFACE OF REVOLUTION CONFIGURED TO PROVIDE FOUR AXIALLY ADJACENT SECTIONS; EACH HEAD SECTION HAVING A SPHERICAL OUTER SURFACE PORTION, THE FIRST AND FOURTH SECTIONS PROVIDING SPHERICALLY SHAPED END SURFACES FOR THE MOP HEAD, THE SECOND AND THIRD SECTIONS BEING REVERSELY ORIENTED WITH RESPECT TO EACH OTHER TO FORM A CENTRAL ANNULAR GROOVE; AND A HANDLE JOINED TO THE MOP HEAD, A REDUCED SHANK UPON THE HANDLE, AN ENLARGED ROUNDED TIP UPON THE TERMINAL END OF SAID SHANK, THE MOP HEAD BEING FORMED WITH AN INTERNAL RECESS GENERALLY MATCHING THE CONTOUR OF BUT SMALLER THAN THE CONTOUR OF THE SHANK AND TIP, THE HANDLE SHANK AND TIP BEING INSERTED IN AND HELD IN SAID RECESS BY COUPLED ENGAGEMENT OF THE ENLARGED TIP IN THE MATCHING RECESS PORTION.

References Cited (Backward Citations)

US1586337A Cited
US2149950A Cited
GB636518A Cited
GB657460A Cited
US2771070A Cited
US3228398A Cited
US3195548A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-05-15 1970-11-14 1971-05-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-05-15 1974-11-14 1975-05-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-05-15 1978-11-14 1979-05-16 $7700.00 Window Closed / Lapsed

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