← Back to Patent Explorer
US3292793A Expired / Lapsed US ⏱️ 0.0 years remaining

Display device

Assignee: Individual
•
Filing: 1965-02-08
•
Granted: 1966-12-20
•
Expires: 1985-02-08
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Charles D Ashcroft

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 04:35
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)

US2905328A Cited
US2926788A Cited
US3128022A Cited
US3195731A Cited

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

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag