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
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.
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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 |