Patent US3340881A successfully refreshed from Google Patents.
US3340881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental floss holder
Assignee: Individual
•
Filing: 1964-09-02
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Granted: 1967-09-12
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Expires: 1984-09-02
Abstract
No abstract record available.
Inventors
- 👤 Laverne M Cowan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:53
CPC Classifications
A; A61; A61C; A61C15/00; A61C15/04; A61C15/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
A DENTAL FLOSS HOLDER COMPRISING: (A) A BODY HAVING A HEAD PORTION THEREON, (1) SAID HEAD PORTION HAVING SHOULDERS AND A TAPE GUIDE, EACH DEFINING A HOLE THERETHROUGH, (A) THE HOLES OF SAID SHOULDERS AND TAPE GUIDE BEING TRIANGULARLY DISPOSED IN RELATION TO EACH OTHER, (B) SAID TAPE GUIDE BEING DISPOSED ON AN ANGLE FROM SAID HEAD PORTION, (B) SAID BODY SUPPORTING A REEL ON EACH SIDE THEREOF,
Claim 2
Dependent Claim
68 words
A DENTAL FLOSS HOLDER COMPRISING: (A) A BODY HAVING A HEAD PORTION THEREON, (1) SAID HEAD PORTION HAVING SHOULDERS AND A TAPE GUIDE, EACH DEFINING A HOLE THERETHROUGH, (A) THE HOLES OF SAID SHOULDERS AND TAPE GUIDE BEING TRIANGULARLY DISPOSED IN RELATION TO EACH OTHER, (B) SAID TAPE GUIDE BEING DISPOSED ON AN ANGLE FROM SAID HEAD PORTION, (B) SAID BODY SUPPORTING A REEL ON EACH SIDE THEREOF,
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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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |