US3098303A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorescent gun sight
Assignee: Bausch and Lomb Inc
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Filing: 1961-12-11
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Granted: 1963-07-23
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Expires: 1981-12-11
Abstract
No abstract record available.
Inventors
- 👤 Leonard N Plisk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:31
CPC Classifications
F; F41; F41G; F41G1/00; F41G1/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A GUN SIGHT HAVING IN COMBINATION AN ELOGATED PLASTIC BLOCK, A PAIR OF SUBSTANTIALLY FLAT OPTICAL SURFACES FORMED ON TWO OPPOSITE ENDS OF SAID BLOCK, SAID BLOCK BEING FORMED IN SAID BLOCK SO AS TO DEFINE A CYLINDRICAL LIGHT DIFFUSING AND TRANSPARENT ELEMENT AN OPENING CONNECTING SAID OPTICAL SURFACES, A CYLINDRICAL LIGHT DIFFUSING AND TRNSPARENT ELEMENT FORMED OF FIUORESCENT MATERIAL, SAID ELEMENT BEING COEXTENSIVE WITH AND FITTED TO SAID WALL SO AS TO PROVIDE A LUMINESCENT DIRECTIONAL SIGHTING MEANS EXTENDING BETWEEN SAID OPTICAL SURFACES, A PAIR OF SUBSTANTIALLY FLAT OPTICAL SURFACES FORMED ON THE TERMINAL ENDS OF SAID ELEMENT SUBSTANTIALLY COPLANAR WITH THE FIRST PAIR OF OPTICAL SURFACES, AND MEANS FOR MOUNTING SAID BLOCK SO THAT SAID ELEMENT IS ALIGNED WITH THE BARREL OF A GUN ON WHICH IT IS MOUNTED.
Claim 2
Dependent Claim
131 words
A GUN SIGHT HAVING IN COMBINATION AN ELOGATED PLASTIC BLOCK, A PAIR OF SUBSTANTIALLY FLAT OPTICAL SURFACES FORMED ON TWO OPPOSITE ENDS OF SAID BLOCK, SAID BLOCK BEING FORMED IN SAID BLOCK SO AS TO DEFINE A CYLINDRICAL LIGHT DIFFUSING AND TRANSPARENT ELEMENT AN OPENING CONNECTING SAID OPTICAL SURFACES, A CYLINDRICAL LIGHT DIFFUSING AND TRNSPARENT ELEMENT FORMED OF FIUORESCENT MATERIAL, SAID ELEMENT BEING COEXTENSIVE WITH AND FITTED TO SAID WALL SO AS TO PROVIDE A LUMINESCENT DIRECTIONAL SIGHTING MEANS EXTENDING BETWEEN SAID OPTICAL SURFACES, A PAIR OF SUBSTANTIALLY FLAT OPTICAL SURFACES FORMED ON THE TERMINAL ENDS OF SAID ELEMENT SUBSTANTIALLY COPLANAR WITH THE FIRST PAIR OF OPTICAL SURFACES, AND MEANS FOR MOUNTING SAID BLOCK SO THAT SAID ELEMENT IS ALIGNED WITH THE BARREL OF A GUN ON WHICH IT IS MOUNTED.
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |