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US3217931A Expired / Lapsed US ⏱️ 0.0 years remaining

Multicompartment dispensing of different fluent materials

Assignee: Colgate Palmolive Co
•
Filing: 1962-07-31
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Granted: 1965-11-16
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Expires: 1982-07-31
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Abstract

No abstract record available.

Inventors

  • 👤 Richard E Farrar
  • 👤 James J Russett
  • 👤 Barney J Zmoda

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 12:34
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; B65D81/3216; B65D81/3227; B65D81/3233; B65D81/3244

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 147 words
A MULTICOMPARTMENT DISPENSING CONTAINER COMPRISING AN OUTER FLEXIBLE RECEPTACLE HAVING AN OPEN NECK, A FITTING MOUNTED IN SAID NECK AND HAVING A CONICAL END CLOSURE WALL SURROUNDED AT ITS BASE BY AN ANNULAR LIP SEATED ON THE OPEN END OF SAID NECK, A HOLLOW SKIRT OF SMALLER DIAMETER THAN SAID NECK PROJECTING AXIALLY FROM THE CENTRAL PORTION OF SAID WALL INTO SAID OUTER RECEPTACLE AND HAVING AN ANNULAR JUNCTURE WITH SAID WALL, MEANS SUSPENDING A FLEXIBLE INNER RECEPTACLE ON THE OPEN END OF SAID SKIRT, AND MEANS PROVIDING AN UNOBSTRUCTED PASSAGE THROUGH SAID FITTING FROM THE INTERIOR OF SAID OUTER RECEPTACLE TO AN APERTURE IN SAID WALL, SAID WALL HAVING ANOTHER UNOBSTRUCTED APERTURE COMMUNICATING WITH THE INTERIOR OF SAID SKIRT IN ADJACENT RADIALLY SEPARATE RELATION TO SAID FIRST APERTURE BUT ON THE OPPOSITE SIDE OF SAID JUNCTURE SO THAT MATERIAL STREAMS EJECTED THEREFROM ARE IMMEDIATELY INITIALLY MINGLED.

References Cited (Backward Citations)

US2438906A Cited
US2661870A Cited
US2510269A Cited
US2831606A Cited
US2918199A Cited
US2914220A Cited
US2973883A Cited
US3054535A Cited
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US2876935A Cited
US2925200A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-15 1969-05-17 1969-11-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-15 1973-05-17 1973-11-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-15 1977-05-17 1977-11-16 $7700.00 Window Closed / Lapsed

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