US3128488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic brush
Assignee: Valden Co
•
Filing: 1961-08-24
•
Granted: 1964-04-14
•
Expires: 1981-08-24
Abstract
No abstract record available.
Inventors
- 👤 Robert D Schad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:41
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/2626; A; A46; A46B; A46B3/00; A46B3/005; Y; Y10; Y10S; Y10S425/00; Y10S425/805
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A PLASTIC BRUSH COMPRISING A BACKING ELEMENT HAVING A BRISTLE-SUPPORTING SIDE AND A PLURALITY OF LONG, SLENDER BRISTLES INTEGRAL WITH AND PROJECTING FROM SAID SIDE, SAID BRITLES ARRANGED IN A PLURALITY OF PAIRWISE DISPOSED ROWS EACH COMPRINSING A PLURALITY OF CLOSELY ADJACENT BRITLES, THE ADJACENT BRISTLES OF EACH ROW DEFINING BETWEEN THEMSELVES SPACES AND THE ROWS OF BRISTLES IN EACH PAIR OF ROWS BEING IN SUCH CLOSE DPROXIMITY OF EACH OTHER THAT THE SPACES DEFINED BY THE BRISTLES IN ONE ROW AT LEAST PARTIALLY RECEIVE AND THAT SUBSTANTIAL PROTIOS OF SUCH SPACES ARE FILLED BY THE BRITLES IN THE OTHER ROW OF THE RESPECTIVE PAIR OF ROWS, AND SAID PAIRS OF ROWS DEFINING BETWEEN THEMSELVES ELONGATED GAPS WHICH COMMUNICATE WITH THE SPACES DEFINED BY THE BRITLES ADJACENT THERETO.,
Claim 2
Dependent Claim
128 words
A PLASTIC BRUSH COMPRISING A BACKING ELEMENT HAVING A BRISTLE-SUPPORTING SIDE AND A PLURALITY OF LONG, SLENDER BRISTLES INTEGRAL WITH AND PROJECTING FROM SAID SIDE, SAID BRITLES ARRANGED IN A PLURALITY OF PAIRWISE DISPOSED ROWS EACH COMPRINSING A PLURALITY OF CLOSELY ADJACENT BRITLES, THE ADJACENT BRISTLES OF EACH ROW DEFINING BETWEEN THEMSELVES SPACES AND THE ROWS OF BRISTLES IN EACH PAIR OF ROWS BEING IN SUCH CLOSE DPROXIMITY OF EACH OTHER THAT THE SPACES DEFINED BY THE BRISTLES IN ONE ROW AT LEAST PARTIALLY RECEIVE AND THAT SUBSTANTIAL PROTIOS OF SUCH SPACES ARE FILLED BY THE BRITLES IN THE OTHER ROW OF THE RESPECTIVE PAIR OF ROWS, AND SAID PAIRS OF ROWS DEFINING BETWEEN THEMSELVES ELONGATED GAPS WHICH COMMUNICATE WITH THE SPACES DEFINED BY THE BRITLES ADJACENT THERETO.,
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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) | 1967-04-14 | 1967-10-14 | 1968-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-14 | 1971-10-14 | 1972-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-14 | 1975-10-14 | 1976-04-14 | $7700.00 | Window Closed / Lapsed |