US3158935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental mirror
Assignee: Individual
•
Filing: 1961-09-11
•
Granted: 1964-12-01
•
Expires: 1981-09-11
Abstract
No abstract record available.
Inventors
- 👤 Rosenthal Sol Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:43
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/12; A61B1/127; A61B1/126; A61B1/24; A61B1/247; A61B1/253
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A DENTAL MIRROR INSTRUMENT COMPRISING, IN COMBINATION, A RECTANGULAR MIRROR INSERTABLE IN THE MOUTH OF A PATIENT, A FRAME FOR SAID MIRROR, AN ELONGATED WIPER MOUNTED FOR MOVEMENT IN SAID FRAME ON THE FACE OF SAID MIRROR, SAID WIPER EXTENDING ACROSS SAID FACE BETWEEN THE SIDES OF SAID FRAME AND BEING RECIPROCALLY MOVABLE BETWEEN THE ENDS OF THE FRAME, A HANDLE CONNECTED TO SAID FRAME, AND MEANS CARRIED BY SAID HANDLE FOR MOVING SAID WIPER ON SAID MIRROR.
Claim 2
Dependent Claim
78 words
A DENTAL MIRROR INSTRUMENT COMPRISING, IN COMBINATION, A RECTANGULAR MIRROR INSERTABLE IN THE MOUTH OF A PATIENT, A FRAME FOR SAID MIRROR, AN ELONGATED WIPER MOUNTED FOR MOVEMENT IN SAID FRAME ON THE FACE OF SAID MIRROR, SAID WIPER EXTENDING ACROSS SAID FACE BETWEEN THE SIDES OF SAID FRAME AND BEING RECIPROCALLY MOVABLE BETWEEN THE ENDS OF THE FRAME, A HANDLE CONNECTED TO SAID FRAME, AND MEANS CARRIED BY SAID HANDLE FOR MOVING SAID WIPER ON SAID MIRROR.
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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) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |