US3096032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lighting diffuser
Assignee: Lighting Products Inc
•
Filing: 1959-09-23
•
Granted: 1963-07-02
•
Expires: 1979-09-23
Abstract
No abstract record available.
Inventors
- 👤 Donald W Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:27
CPC Classifications
F; F21; F21V; F21V5/00; F21V5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A SOLID IMPERFORATE LIGHT DIFFUSER PLATE OF PLASTIC MATERIALS SMOOTH ON ONE SIDE AND HAVING OCTAGONAL PYRAMIDAL PROJECTIONS ND SQUARE PYRAMIDAL INWARDLY EXTENDING RECESSES ARRANGED CLOSELY TOGETHER IN THE OTHER SIDE OF THE PLATE IN A REGULAR PATTERN WITH THE OCTAGONAL APICES OUTWARDLY, THE ALTERNATE SIDES OF EACH PYRAMID MEETING THE ALTERNATE BASE OF ADJACENT SIDE AND BASE OF ADJACENT PYRAMIDS ON ALL FOUR SIDES, AND THE OTHER FOUR ALTERNATE SIDES OF EACH PYRAMID EXTENDING INWARDLY IN THE PLANES OF THE SIDES OF THE RECESS, EACH TO MEET AT THE APEX OF THE RECESS IN THE PLATE FORMING EACH OF SAID PYRAMIDAL SQUARE INWARDLY EXTENDING RECESSES, THE FOUR OUTWARD SIDES OF THE BASE OF EACH RECESS DEFINING A COMMON PLANE FOR THE BASES OF ALL OF THE OUTWARD PYRAMIDAL PROJECTIONS, THE FOUR COMMON SIDES OF EACH RECESS AND OF THE CORRESPONDING OCTAGONAL PYRAMIDS BEING THUS CONTINUOUS AND EACH PAIR OF OPPOSITE SIDES BEING AT AN ANGLE OF APPROXIMATELY 122*.
Claim 2
Dependent Claim
159 words
A SOLID IMPERFORATE LIGHT DIFFUSER PLATE OF PLASTIC MATERIALS SMOOTH ON ONE SIDE AND HAVING OCTAGONAL PYRAMIDAL PROJECTIONS ND SQUARE PYRAMIDAL INWARDLY EXTENDING RECESSES ARRANGED CLOSELY TOGETHER IN THE OTHER SIDE OF THE PLATE IN A REGULAR PATTERN WITH THE OCTAGONAL APICES OUTWARDLY, THE ALTERNATE SIDES OF EACH PYRAMID MEETING THE ALTERNATE BASE OF ADJACENT SIDE AND BASE OF ADJACENT PYRAMIDS ON ALL FOUR SIDES, AND THE OTHER FOUR ALTERNATE SIDES OF EACH PYRAMID EXTENDING INWARDLY IN THE PLANES OF THE SIDES OF THE RECESS, EACH TO MEET AT THE APEX OF THE RECESS IN THE PLATE FORMING EACH OF SAID PYRAMIDAL SQUARE INWARDLY EXTENDING RECESSES, THE FOUR OUTWARD SIDES OF THE BASE OF EACH RECESS DEFINING A COMMON PLANE FOR THE BASES OF ALL OF THE OUTWARD PYRAMIDAL PROJECTIONS, THE FOUR COMMON SIDES OF EACH RECESS AND OF THE CORRESPONDING OCTAGONAL PYRAMIDS BEING THUS CONTINUOUS AND EACH PAIR OF OPPOSITE SIDES BEING AT AN ANGLE OF APPROXIMATELY 122*.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |