Patent US3352026A successfully refreshed from Google Patents.
US3352026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Visual-auditory means for microscopes
Assignee: TOY DEV CT Inc
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Filing: 1965-07-06
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Granted: 1967-11-14
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Expires: 1985-07-06
Abstract
No abstract record available.
Inventors
- 👤 Charles A Elwell
- 👤 Reuben B Klamer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:53
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/06; G09B23/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A VISUAL AUDITORY MEANS FOR USE WITH MICROSCOPES, COMPRISING: (A) A HOUSING STRUCTURE ADAPTED FOR MOUNTING ON THE STAGE OF A MICROSCOPE AND HAVING AN APERTURE POSITIONED FOR ALIGNMENT WITH THE OPTICAL SYSTEM OF THE MICROSCOPE; (B) A SPECIMEN HOLDER INCLUDING MEANS FOR MOUNTING A SPECIMEN ON ITS UPPER SIDE AND A JOURNAL AT ITS LOWER SIDE ADAPTED TO FIT SAID APERTURE; (C) A SOUND RECORD DISK ROTATABLY CARRIED BY SAID JOURNAL; (D) A DRIVE MEANS ENGAGEABLE WITH THE PERIPHERY OF SAID DISK AND APPLYING A DIAMETRICALLY DIRECTED FORCE AGAINST SAID DISK AND JOURNAL TO RESTRAIN SAID JOURNAL AGAINST ROTATION IN SAID APERTURE WHILE CAUSING ROTATION OF SAID DISK; (E) AND MEANS FOR PLAYING THE SOUND RECORD ON SAID DISK.
Claim 2
Dependent Claim
120 words
A VISUAL AUDITORY MEANS FOR USE WITH MICROSCOPES, COMPRISING: (A) A HOUSING STRUCTURE ADAPTED FOR MOUNTING ON THE STAGE OF A MICROSCOPE AND HAVING AN APERTURE POSITIONED FOR ALIGNMENT WITH THE OPTICAL SYSTEM OF THE MICROSCOPE; (B) A SPECIMEN HOLDER INCLUDING MEANS FOR MOUNTING A SPECIMEN ON ITS UPPER SIDE AND A JOURNAL AT ITS LOWER SIDE ADAPTED TO FIT SAID APERTURE; (C) A SOUND RECORD DISK ROTATABLY CARRIED BY SAID JOURNAL; (D) A DRIVE MEANS ENGAGEABLE WITH THE PERIPHERY OF SAID DISK AND APPLYING A DIAMETRICALLY DIRECTED FORCE AGAINST SAID DISK AND JOURNAL TO RESTRAIN SAID JOURNAL AGAINST ROTATION IN SAID APERTURE WHILE CAUSING ROTATION OF SAID DISK; (E) AND MEANS FOR PLAYING THE SOUND RECORD ON SAID DISK.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |