Patent US3261978A successfully refreshed from Google Patents.
US3261978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental cleaning apparatus
Assignee: Individual
•
Filing: 1963-05-27
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Granted: 1966-07-19
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Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Henry S Brenman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:09
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/24; A46; A46B; A46B15/00; A46B15/0002; A46B15/0016; A46B15/0036; A61B1/06; A61B1/0646; A61B1/0661; A61B1/0676; A46B2200/00; A46B2200/10; A46B2200/1066; A61N; A61N5/00; A61N5/06; A61N5/0601; A61N5/0603; A61N2005/0606
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A TOOTHBRUSH COMPRISING AN ELONGATED HANDLE PROTION A HEAD PORTION, SAID HEAD PORTION HAVING BRISTLES SECURED TO ONE THEREOF, SAID HEAD PORTION BEING SUBSTANTIALLY SMALLER IN MASS THAN SAID HANDLE PORTION, SAID HEAD PORTION BEING SUFFICIENTLY SMALL TO BE USED IN THE MOUTH OF A PERSON FOR BRUSHING TEETH, A SOURCE OF ULTRAVIOLET LIGHT MOUNTED IN SAID ELONGATED HANDLE PORTION, SAID ELONGATED HANDLE PORTION COMPRISING A LIGHT TRANSMITTING ELEMENT, A FILTER MOUNTED ON SAID HEAD PORTION ADAPTED TO HAVE ULTRAVIOLET LIGHT TRANSMITTED THERETHROUGH FROM SAID SOURCE, AND SAID FILTER BEING ADAPTED TO PASS ULTRAVIOLET LIGHT OF ONLY ONE PARTICULAR WAVELENGTH THERETHROUGH.
Claim 2
Dependent Claim
101 words
A TOOTHBRUSH COMPRISING AN ELONGATED HANDLE PROTION A HEAD PORTION, SAID HEAD PORTION HAVING BRISTLES SECURED TO ONE THEREOF, SAID HEAD PORTION BEING SUBSTANTIALLY SMALLER IN MASS THAN SAID HANDLE PORTION, SAID HEAD PORTION BEING SUFFICIENTLY SMALL TO BE USED IN THE MOUTH OF A PERSON FOR BRUSHING TEETH, A SOURCE OF ULTRAVIOLET LIGHT MOUNTED IN SAID ELONGATED HANDLE PORTION, SAID ELONGATED HANDLE PORTION COMPRISING A LIGHT TRANSMITTING ELEMENT, A FILTER MOUNTED ON SAID HEAD PORTION ADAPTED TO HAVE ULTRAVIOLET LIGHT TRANSMITTED THERETHROUGH FROM SAID SOURCE, AND SAID FILTER BEING ADAPTED TO PASS ULTRAVIOLET LIGHT OF ONLY ONE PARTICULAR WAVELENGTH THERETHROUGH.
References Cited (Backward Citations)
US2397757A
Cited
US2688971A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |