Patent US3706299A successfully refreshed from Google Patents.
US3706299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mirrored marine aquarium
Assignee: Individual
•
Filing: 1971-07-22
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Granted: 1972-12-19
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Expires: 1991-07-22
Abstract
Abstract This invention is directed to an aquarium which is illuminated by one-way and two-way glass mirrors to enhance the marine life therein. The mirrors are used to construct a watertight aquarium. A concealed light is positioned in the top of the aquarium and its light is reflected downwardly therein to illuminate the marine life.
Inventors
- 👤 Louis W Hendges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:19
CPC Classifications
A; A01; A01K; A01K63/00; A01K63/003; F; F21; F21W; F21W2131/00; F21W2131/30; F21W2131/308; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
62 words
An aquarium for marine life, comprising, a housing constructed of mirrored sides and bottom, and means for illuminating tHe interior of said aquarium to a brighter intensity than the exterior of said aquarium, said aquarium including opposite sides and a front formed by two-way mirrors comprising a means whereby the interior reflected images of marine life can be viewed from the exterior.
Claim 2
Dependent Claim
62 words
An aquarium for marine life, comprising, a housing constructed of mirrored sides and bottom, and means for illuminating tHe interior of said aquarium to a brighter intensity than the exterior of said aquarium, said aquarium including opposite sides and a front formed by two-way mirrors comprising a means whereby the interior reflected images of marine life can be viewed from the exterior.
Claim 3
Dependent Claim
20 words
An aquarium as recited in claim 1, wherein the bottom and back of said aquarium are formed of one-way mirrors.
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) | 1975-12-19 | 1976-06-19 | 1976-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-19 | 1980-06-19 | 1980-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-19 | 1984-06-19 | 1984-12-19 | $7700.00 | Window Closed / Lapsed |