US3432230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Audio-visual unit
Assignee: Glass Marvin and Associates
•
Filing: 1966-06-15
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Granted: 1969-03-11
•
Expires: 1986-06-15
Abstract
No abstract record available.
Inventors
- 👤 Marvin I Glass
- 👤 Gunars Licitis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:13
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/06; Y; Y10; Y10S; Y10S40/00; Y10S40/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
AN AUDIO-VISUAL UNIT COMPRISING A SUBSTANTIALLY PLANE FRAME STRUCTURE HAVING AN OPENING AREA SUPPORTING A PHOTOGRAPHIC TRANSPARENCY, AND A SOUND RECORD MOUNTED ON SAID FRAME STRUCTURE FOR ROTATION RELATIVE THERETO, SAID SOUND RECORD BEING OF TRANSLUCENT MATERIAL AND EXTENDING AT LEAST PARTIALLY OVER THE PHOTOGRAPHIC TRANSPARENCY.
Claim 2
Dependent Claim
46 words
AN AUDIO-VISUAL UNIT COMPRISING A SUBSTANTIALLY PLANE FRAME STRUCTURE HAVING AN OPENING AREA SUPPORTING A PHOTOGRAPHIC TRANSPARENCY, AND A SOUND RECORD MOUNTED ON SAID FRAME STRUCTURE FOR ROTATION RELATIVE THERETO, SAID SOUND RECORD BEING OF TRANSLUCENT MATERIAL AND EXTENDING AT LEAST PARTIALLY OVER THE PHOTOGRAPHIC TRANSPARENCY.
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) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |