Patent US3968359A successfully refreshed from Google Patents.
US3968359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorescent lamp
Assignee: Individual
•
Filing: 1974-06-03
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Granted: 1976-07-06
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Expires: 1994-06-03
Abstract
Abstract A fluorescent lamp having a base for supporting the lamp, a transparent member surrounding the lamp and mounted on the base, and at least one translucent element supported by and surrounding the transparent member.
Inventors
- 👤 Richard Shaffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:05
CPC Classifications
F; F21; F21S; F21S6/00; F21S6/005; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
79 words
A fluorescent lamp device comprising a base, an elongated fluorescent lamp extending into and secured to said base, and an enclosing case for said lamp, said case including a transparent vertically extending support tube surrounding said lamp and extending into and secured to said base, and a plurality of various sized translucent outer globes mounted co-axially with and extending along the vertical axis of the tube wherein the globes are in peripheral contact with the tube and supported thereby.
Claim 2
Dependent Claim
79 words
A fluorescent lamp device comprising a base, an elongated fluorescent lamp extending into and secured to said base, and an enclosing case for said lamp, said case including a transparent vertically extending support tube surrounding said lamp and extending into and secured to said base, and a plurality of various sized translucent outer globes mounted co-axially with and extending along the vertical axis of the tube wherein the globes are in peripheral contact with the tube and supported thereby.
Claim 3
Dependent Claim
80 words
A fluorescent lamp device comprising a base, an elongated fluorescent lamp extending into and secured to said base and an enclosing case for said lamp, said case including a transparent vertical support tube surrounding said lamp and extending into and secured to said base, an outer rectangular translucent tube mounted on the base spaced from and surrounding the first said tube, and internal transverse spacer braces extending between said tubes and wherein said outer tube includes longitudinally sliding removable wall.
Claim 4
Dependent Claim
80 words
A fluorescent lamp device comprising a base, an elongated fluorescent lamp extending into and secured to said base and an enclosing case for said lamp, said case including a transparent vertical support tube surrounding said lamp and extending into and secured to said base, an outer rectangular translucent tube mounted on the base spaced from and surrounding the first said tube, and internal transverse spacer braces extending between said tubes and wherein said outer tube includes longitudinally sliding removable wall.
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) | 1979-07-06 | 1980-01-05 | 1980-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-07-06 | 1984-01-05 | 1984-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-07-06 | 1988-01-05 | 1988-07-06 | $7700.00 | Window Closed / Lapsed |