US3737651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Navigation light
Assignee: Individual
•
Filing: 1971-06-07
•
Granted: 1973-06-05
•
Expires: 1991-06-07
Abstract
Abstract Waterproof navigation light comprising a fluorescent lighting unit embedded in a clear or colored transparent or translucent plastic.
Inventors
- 👤 H Shute
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:12
CPC Classifications
B; B63; B63B; B63B45/00; B63B45/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
44 words
In a waterproof navigation light, a fluorescent lighting unit comprising a fluorescent lamp, balance transformer and starter connected by electric conductor wires all embedded in a plastic housing cast about the lamp, transformer, starter and wires at least a portion of which is translucent.
Claim 2
Dependent Claim
44 words
In a waterproof navigation light, a fluorescent lighting unit comprising a fluorescent lamp, balance transformer and starter connected by electric conductor wires all embedded in a plastic housing cast about the lamp, transformer, starter and wires at least a portion of which is translucent.
Claim 3
Dependent Claim
58 words
In a waterproof navigation light, a fluorescent lighting unit comprising an elongated fluorescent lamp, balance transformer and starter connected by electric conductor wires, and a reflector at one side of said lamp, all embedded in a plastic housing cast about the lamp, transformer, starter and wires at least the portion of which opposite to said reflector is translucent.
Claim 4
Dependent Claim
58 words
In a waterproof navigation light, a fluorescent lighting unit comprising an elongated fluorescent lamp, balance transformer and starter connected by electric conductor wires, and a reflector at one side of said lamp, all embedded in a plastic housing cast about the lamp, transformer, starter and wires at least the portion of which opposite to said reflector is translucent.
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) | 1976-06-04 | 1976-12-04 | 1977-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-04 | 1980-12-04 | 1981-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-04 | 1984-12-04 | 1985-06-05 | $7700.00 | Window Closed / Lapsed |