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US3226799A Expired / Lapsed US ⏱️ 0.0 years remaining

Paint roller and method of making same

Assignee: Individual
•
Filing: 1965-06-01
•
Granted: 1966-01-04
•
Expires: 1985-06-01
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Abstract

No abstract record available.

Inventors

  • 👤 Sidney L Grodberg
  • 👤 Arthur D Howard

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 04:53
CPC Classifications
B; B29; B29C; B29C63/00; B29C63/02; B29C63/04; B29C63/08; B29C63/10; B29C63/105; B05; B05C; B05C17/00; B05C17/02; B05C17/0207; B05C17/0235; B29C2793/00; B29C2793/009; B29L; B29L2031/00; B29L2031/32; B29L2031/324; B29L2031/328

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 130 words
A METHOD OF MAKING DISPOSABLE PAINT ROLLERS COMPRISING THE STEPS OF CONTINUOUSLY WINDING MULTIPLE LAYERS OF CARDBOARD RIBBON ONTO A MANDREL TO FORM A CONTINUOUS CARDBOARD ROLL, CONTINUOUSLY ROTATING THE ROLL AS THE CARDBOARD IS WOUND ON THE MANDREL, PROVIDING A ROLL OF PAPER AND CONTINUOUSLY COATING BOTH SIDES OF SAID PAPER WITH AN ADHESIVE AND CONTROLLING DISTRIBUTION OF SAID ADHESIVE ON SAID PAPER TO PROVIDE FOR SUBSTANTIALLY UNIFORM ADHESION OF SAID PAPER TO SAID CARDBOARD ROLL AND TO A LATER APPLIED FABRIC, CONTINUOUSLY WINDING THE COATED PAPER ONTO THE ROTATING ROLL, CONTINUOUSLY WINDING SAID FABRIC CAPABLE OF CARRYING PAINT ONTO THE COATED PAPER, AND CUTTING THE ROLL INTERMITTENTLY INTO SELECTED LENGTHS WHEREBY A PAINT ROLLER IS PROVIDED WHICH IS SUBSTANTIALLY FREE OF BUMPS AND RIDGES BENEATH A FABRIC LAYER.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-03 1969-07-05 1970-01-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-03 1973-07-05 1974-01-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-03 1977-07-05 1978-01-04 $7700.00 Window Closed / Lapsed

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