US3337893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tooth cleaning implement
Assignee: Colgate Palmolive Co
•
Filing: 1964-07-29
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Granted: 1967-08-29
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Expires: 1984-07-29
Abstract
No abstract record available.
Inventors
- 👤 Fine Ralph
- 👤 Richter Virgil John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:50
CPC Classifications
A; A46; A46B; A46B15/00; A46B15/0055; A46B15/0075; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN A TOOTH CLEANING IMPLEMENT, A HANDLE, A BRISTLE UNIT MOUNTED ON SAID HANDLE AT ONE END THEREOF FOR REMOVING FOOD AND LIKE PARTICLES FROM THE TEETH, AND A SCRAPING AND CLEANING UNIT MOUNTED ON SAID HANDLE FOR REMOVING HARDER SUBSTANCES FROM THE TEETH INCLUDING TARTAR AND TOBACCO STAIN, SAID SCRAPPING AND CLEANING UNIT COMPRISING AN OPEN MESH FABRIC BACKED BY A RESILIENT MEMBER AND HAVING A SERIES OF THIN, NARROW STRANDS EXTENDING MAINLY TRANSVERSELY OF THE LONGITUDINAL AXIS OF SAID HANDLE AND BEING WOVEN IN A PREDETERMINED PATTERN THAT PROVIDES FOR LOOPED PORTIONS FORMING A MULTIPLICITY OF DISCRETE, SHARP-EDGED SCRAPER ELEMENTS, SAID SCRAPER ELEMENTS BEING ARRANGED ALONG EACH STRAND IN A ROW EXTENDING TRANSVERSELY OF SAID LONGITUDINAL AXIS AND HAVING SHARP EDGES DIRECTED LONGITUDINALLY WITH RESPECT TO SAID AXIS, WITH EACH ROW BEING GENERALLY PARALLEL TO AND SPACED APART FROM ITS ADJACENT ROW OF SCRAPER ELEMENTS.
Claim 2
Dependent Claim
147 words
IN A TOOTH CLEANING IMPLEMENT, A HANDLE, A BRISTLE UNIT MOUNTED ON SAID HANDLE AT ONE END THEREOF FOR REMOVING FOOD AND LIKE PARTICLES FROM THE TEETH, AND A SCRAPING AND CLEANING UNIT MOUNTED ON SAID HANDLE FOR REMOVING HARDER SUBSTANCES FROM THE TEETH INCLUDING TARTAR AND TOBACCO STAIN, SAID SCRAPPING AND CLEANING UNIT COMPRISING AN OPEN MESH FABRIC BACKED BY A RESILIENT MEMBER AND HAVING A SERIES OF THIN, NARROW STRANDS EXTENDING MAINLY TRANSVERSELY OF THE LONGITUDINAL AXIS OF SAID HANDLE AND BEING WOVEN IN A PREDETERMINED PATTERN THAT PROVIDES FOR LOOPED PORTIONS FORMING A MULTIPLICITY OF DISCRETE, SHARP-EDGED SCRAPER ELEMENTS, SAID SCRAPER ELEMENTS BEING ARRANGED ALONG EACH STRAND IN A ROW EXTENDING TRANSVERSELY OF SAID LONGITUDINAL AXIS AND HAVING SHARP EDGES DIRECTED LONGITUDINALLY WITH RESPECT TO SAID AXIS, WITH EACH ROW BEING GENERALLY PARALLEL TO AND SPACED APART FROM ITS ADJACENT ROW OF SCRAPER ELEMENTS.
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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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |