Patent US1771006A successfully refreshed from Google Patents.
Patent US3292793A successfully refreshed from Google Patents.
US3292793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display device
Assignee: Individual
•
Filing: 1965-02-08
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Granted: 1966-12-20
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Expires: 1985-02-08
Abstract
No abstract record available.
Inventors
- 👤 Charles D Ashcroft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:56
CPC Classifications
A; A47; A47F; A47F7/00; A47F7/02; A47F7/021; Y; Y10; Y10S; Y10S248/00; Y10S248/902
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
180 words
IN PILFER PROOF SPECTACLE DISPLAY DEVICE, SAID DEVICE COMPRISING: A FIRST FRAME; A GENERALLY U-SHAPED WIRE-LIKE MEMBER FIXED TO SAID FRAME, SAID MEMBER HAVING A BASE PORTION EXTENDING APPROXIMATELY VERTICALLY AND A PAIR OF SPACED LEGS EXTENDING APPROXIMATELY HORIZONTALLY, SAID MEMBER BEING ADAPTED TO CARRY THE NOSE PIECE OF A PAIR OF SPECTACLES AT A POSITION ADJACENT THE BASE PORTION THEREOF; MEANS FIXED TO SAID FRAME TO SUPPORT THE EAR PIECES OF A PAIR OF SPECTACLES IN AN APPROXIMATELY HORIZONTAL POSITION AS THE NOSE PIECE THEREOF IS CARRIED BY SAID U-SHAPED MEMBER; A SECOND FRAME, SAID SECOND FRAME BEING SLIDABLY MOUNTED ON SAID FIRST FRAME; AND A BODY FIXED TO SAID SECOND FRAME; SAID BODY BEING MOVABLE REARWARDLY AND UPWARDLY IN RELATION TO SAID FIRST FRAME, SAID BODY HAVING LEGS WHICH ARE ADJACENT THE FRONT OF SAID USHAPED MEMBER, SAID SECOND FRAME BEING MOVABLE FROM ONE POSITION WITH SAID BODY EXTENDING BETWEEN SAID MEMBER LEGS TO PREVENT A PAIR OF SPECTACLES FROM BEING REMOVED FROM SAID FIRST FRAME, TO ANOTHER POSITION TO PERMIT REMOVAL OF SPECTACLES FROM SAID FIRST FRAME.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |