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US2723905A Expired / Lapsed US ⏱️ 0.0 years remaining

Drain pipe solvent dispenser

Assignee: Individual
•
Filing: 1952-11-24
•
Granted: 1955-11-15
•
Expires: 1972-11-24
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Abstract

No abstract record available.

Inventors

  • 👤 Gerald N Coakley

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 01:27
CPC Classifications
E; E03; E03C; E03C1/00; E03C1/12; E03C1/30; E03C1/126

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 213 words
AS AN ARTICLE OF MANUFACTURE, A COMBINED SOLVENT CONTAINER AND DISPENSING DEVICE ADAPTED TO BE SEATED VERTICALLY OVER A DRAIN OPENING IN A SINK OR THE LIKE AND IN WHICH DEVICE A GRANULAR SOLVENT IS CONTAINED TO BE LIQUEFIED AND DISCHARGED THROUGH THE DRAIN OPENING, SAID DEVICE COMPRISING A BODY MEMBER HAVING A CHAMBER THEREIN FOR HOUSING THE GRANULAR SOLVENT, SAID BODY MEMBER HAVING UPPER AND LOWER ENDS THE LOWER ENDS OF SAID BODY MEMBER HAVING A DISCHARGE OPENING, THE UPPER END OF SAID BODY MEMBER HAVING A WATER RECEIVING OPENING, A PERFORATED TUBULAR MEMBER DISPOSED WITHIN THE CHAMBER OF THE BODY MEMBER AND AROUND WHICH THE GRANULAR SOLVENT IS DISPOSED, A WATER DISINTEGRATABLE DISC CLOSING THE DISCHARGE OPENING AT THE LOWER END OF THE TUBULAR MEMBER, A DISHED MEMBER CARRIED BY THE UPPER END OF THE TUBULAR MEMBER AND HAVING AN IMPERFORATE UPWARDLY AND OUTWARDLY EXTENDING SIDE WALL THAT ENGAGES THE BODY MEMBER AND OVERLIES THE SOLVENT AND HAVING A PERFORATED BOTTOM EXTENDING RADIALLY FROM TUBULAR MEMBER WITH THE PERFORATIONS THEREOF SURROUNDING THE TUBULAR MEMBER AND A DEFLECTING DOME OVERLYING AND CLOSING OFF THE UPPER END OF THE PERFORATED TUBULAR MEMBER BELOW THE WATER RECEIVING OPENING AND FORMING MEANS WHEREBY WATER IS DEFLECTED CIRCUMFERENTIALLY OUTWARDLY ONTO THE BOTTOM OF THE DISHED MEMBER,
Claim 2
Dependent Claim 213 words
AS AN ARTICLE OF MANUFACTURE, A COMBINED SOLVENT CONTAINER AND DISPENSING DEVICE ADAPTED TO BE SEATED VERTICALLY OVER A DRAIN OPENING IN A SINK OR THE LIKE AND IN WHICH DEVICE A GRANULAR SOLVENT IS CONTAINED TO BE LIQUEFIED AND DISCHARGED THROUGH THE DRAIN OPENING, SAID DEVICE COMPRISING A BODY MEMBER HAVING A CHAMBER THEREIN FOR HOUSING THE GRANULAR SOLVENT, SAID BODY MEMBER HAVING UPPER AND LOWER ENDS THE LOWER ENDS OF SAID BODY MEMBER HAVING A DISCHARGE OPENING, THE UPPER END OF SAID BODY MEMBER HAVING A WATER RECEIVING OPENING, A PERFORATED TUBULAR MEMBER DISPOSED WITHIN THE CHAMBER OF THE BODY MEMBER AND AROUND WHICH THE GRANULAR SOLVENT IS DISPOSED, A WATER DISINTEGRATABLE DISC CLOSING THE DISCHARGE OPENING AT THE LOWER END OF THE TUBULAR MEMBER, A DISHED MEMBER CARRIED BY THE UPPER END OF THE TUBULAR MEMBER AND HAVING AN IMPERFORATE UPWARDLY AND OUTWARDLY EXTENDING SIDE WALL THAT ENGAGES THE BODY MEMBER AND OVERLIES THE SOLVENT AND HAVING A PERFORATED BOTTOM EXTENDING RADIALLY FROM TUBULAR MEMBER WITH THE PERFORATIONS THEREOF SURROUNDING THE TUBULAR MEMBER AND A DEFLECTING DOME OVERLYING AND CLOSING OFF THE UPPER END OF THE PERFORATED TUBULAR MEMBER BELOW THE WATER RECEIVING OPENING AND FORMING MEANS WHEREBY WATER IS DEFLECTED CIRCUMFERENTIALLY OUTWARDLY ONTO THE BOTTOM OF THE DISHED MEMBER,

References Cited (Backward Citations)

US1328942A Cited
US2308612A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-11-14 1959-05-16 1959-11-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-11-14 1963-05-16 1963-11-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-11-14 1967-05-16 1967-11-15 $7700.00 Window Closed / Lapsed

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