Patent US3391976A successfully refreshed from Google Patents.
US3391976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auxiliary nosepiece for spectacle frames
Assignee: Welsh Manufacturing Co
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Filing: 1965-06-29
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Granted: 1968-07-09
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Expires: 1985-06-29
Abstract
No abstract record available.
Inventors
- 👤 Frank W Lindblom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:45
CPC Classifications
G; G02; G02C; G02C5/00; G02C5/12; G02C5/126
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
184 words
IN COMBINATION WITH SPECTACLES HAVING RIGID LENS FRAMES WITH A BRIDGE FRAME JOINING THE LENS FRAMES, THE BRIDGE FRAME COMPRISING AN UPPER BAR EXTENDING FROM ONE LENS FRAME TO THE OTHER AND ATTACHED TO THE LENS FRAME AT ITS ENDS AND LEGS EXTENDING FROM A POINT SPACED FROM THE ENDS OF THE BAR DOWNWARDLY AND EACH ATTACHED TO A LENS FRAME AT A POINT SPACED FROM THE POINT OF ATTACHMENT OF THE BAR TO THE LENS FRAME PROVIDING AN OPENING BETWEEN SAID BRIDGE FRAME AND EACH LENS FRAME, A DETACHABLE NOSEPIECE COMPRISING A UNITARY MOLDED MEMBER WITH A PAIR OF DIVERGING ARMS, SAID ARMS FORMING NOSE PADS, SAID ARMS HAVING A GROOVED CHANNEL ON THE OUTER SIDE THEREOF OF COMPLEMENTAL SHAPE TO THE LENS FRAMES AND RECEIVING THE LENS FRAMES, THE FRONT FACE OF SAID MEMBER HAVING A RECESS WITH A BOTTOM WALL RECEIVING THE BRIDGE FRAME BAR AND LEGS AND PROJECTIONS FROM SAID BOTTOM WALL REGISTERING WITH AND EXTENDING INTO SAID OPENING BETWEEN SAID BRIDGE AND LENS FRAMES TO LOCK THE MEMBER IN POSITION AGAINST MOVEMENT IN GENERALLY THE PLANE OF THE LENSES.
Claim 2
Dependent Claim
184 words
IN COMBINATION WITH SPECTACLES HAVING RIGID LENS FRAMES WITH A BRIDGE FRAME JOINING THE LENS FRAMES, THE BRIDGE FRAME COMPRISING AN UPPER BAR EXTENDING FROM ONE LENS FRAME TO THE OTHER AND ATTACHED TO THE LENS FRAME AT ITS ENDS AND LEGS EXTENDING FROM A POINT SPACED FROM THE ENDS OF THE BAR DOWNWARDLY AND EACH ATTACHED TO A LENS FRAME AT A POINT SPACED FROM THE POINT OF ATTACHMENT OF THE BAR TO THE LENS FRAME PROVIDING AN OPENING BETWEEN SAID BRIDGE FRAME AND EACH LENS FRAME, A DETACHABLE NOSEPIECE COMPRISING A UNITARY MOLDED MEMBER WITH A PAIR OF DIVERGING ARMS, SAID ARMS FORMING NOSE PADS, SAID ARMS HAVING A GROOVED CHANNEL ON THE OUTER SIDE THEREOF OF COMPLEMENTAL SHAPE TO THE LENS FRAMES AND RECEIVING THE LENS FRAMES, THE FRONT FACE OF SAID MEMBER HAVING A RECESS WITH A BOTTOM WALL RECEIVING THE BRIDGE FRAME BAR AND LEGS AND PROJECTIONS FROM SAID BOTTOM WALL REGISTERING WITH AND EXTENDING INTO SAID OPENING BETWEEN SAID BRIDGE AND LENS FRAMES TO LOCK THE MEMBER IN POSITION AGAINST MOVEMENT IN GENERALLY THE PLANE OF THE LENSES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |