US3258805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tooth brush
Assignee: Individual
•
Filing: 1964-11-04
•
Granted: 1966-07-05
•
Expires: 1984-11-04
Abstract
No abstract record available.
Inventors
- 👤 Rossnan Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:38
CPC Classifications
A; A46; A46B; A46B15/00; A46B15/0055; A46B15/0075; A46D; A46D1/00; A46D1/02; A46D1/023; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A TOOTH BRUSH FOR TOOTH CLEANING AND GUN MASSAGING COMPRISING A HANDLE AND AN INTEGRAL RELATIVELY FLAT TERMINAL PORTION, SAID FLAT TERMINAL PORTION BEING FORMED WITH A PLURALITY OF UNIFORMLY SPACED RECESSES ARRANGED IN PARALLEL ROWS, EACH RECESS HAVING SECURED THEREIN AN ELONGATED NYLON BRISTLE OF UNIFORM DIAMETER EXTENDING FROM ONE FACE OF THE FLAT TERMINAL PORTION, ECH BRISTLE BEING ENTIRELY ENCASED WITHIN A COATING OF RUBBER, SAID NYLON BRISTLES AND SAID RUBBER COATING EACH BEING FORMED OF A DIFFERENT COLOR, WHEREBY THE USER CAN VISUALLY DETERMINED WHEN THE TIP OF THE RUBBER HAS WORN DOWN TO EXPOSE THE NYLON BRISTLES, THUS PREVENTING INJURY TO THE GUMS.
Claim 2
Dependent Claim
107 words
A TOOTH BRUSH FOR TOOTH CLEANING AND GUN MASSAGING COMPRISING A HANDLE AND AN INTEGRAL RELATIVELY FLAT TERMINAL PORTION, SAID FLAT TERMINAL PORTION BEING FORMED WITH A PLURALITY OF UNIFORMLY SPACED RECESSES ARRANGED IN PARALLEL ROWS, EACH RECESS HAVING SECURED THEREIN AN ELONGATED NYLON BRISTLE OF UNIFORM DIAMETER EXTENDING FROM ONE FACE OF THE FLAT TERMINAL PORTION, ECH BRISTLE BEING ENTIRELY ENCASED WITHIN A COATING OF RUBBER, SAID NYLON BRISTLES AND SAID RUBBER COATING EACH BEING FORMED OF A DIFFERENT COLOR, WHEREBY THE USER CAN VISUALLY DETERMINED WHEN THE TIP OF THE RUBBER HAS WORN DOWN TO EXPOSE THE NYLON BRISTLES, THUS PREVENTING INJURY TO THE GUMS.
References Cited (Backward Citations)
US2253210A
Cited
AT101483B
Cited
GB363270A
Cited
FR829142A
Cited
US2154846A
Cited
US2207158A
Cited
US2473773A
Cited
US2819482A
Cited
US3016554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |