US4685452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Otoscope, with pivotally mounted loupe
Assignee: Rudolf Riester GmbH and Co KG
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Filing: 1986-07-30
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Granted: 1987-08-11
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Expires: 2006-07-30
Abstract
Abstract The invention relates to an otoscope with a pivotally mounted loupe and the otoscope is configured such that all the parts can be inserted in sequence from one side of the housing head into an accommodation opening of the housing head.
Inventors
- 👤 Karlheinz Riester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:04
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/06; A61B1/07; A61B1/00064; A61B1/0011; A61B1/227
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
59 words
An otoscope comprising a housing including a housing head and a loupe pivotally mounted on said housing head around a pivot means parallel to viewing axis of the otoscope, the loupe being provided on a side directed toward the examination field of the otoscope with a catch recess for engaging a spring-load spherical catch associated with the housing head.
Claim 2
Dependent Claim
59 words
An otoscope comprising a housing including a housing head and a loupe pivotally mounted on said housing head around a pivot means parallel to viewing axis of the otoscope, the loupe being provided on a side directed toward the examination field of the otoscope with a catch recess for engaging a spring-load spherical catch associated with the housing head.
Claim 3
Dependent Claim
29 words
An otoscope according to claim 1 having a catch for holding the loupe in the open position, and a second catch for holding the loupe in the closed position.
Claim 4
Dependent Claim
30 words
An otoscope according to claim 1 wherein the housing head on which the loupe is mounted is provided with an undercut for engaging and holding the loupe in closed position.
Claim 5
Dependent Claim
20 words
An otoscope according to claim 3 wherein the undercut is formed on a cover plate portion of the housing head.
Claim 6
Dependent Claim
13 words
An otoscope according to claim 3 wherein the undercut has an arcuate shape.
References Cited (Backward Citations)
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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) | 1990-08-10 | 1991-02-09 | 1991-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-08-10 | 1995-02-09 | 1995-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-08-10 | 1999-02-09 | 1999-08-11 | $7700.00 | Window Closed / Lapsed |