Patent US3279430A successfully refreshed from Google Patents.
US3279430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filter and feeder for aquariums
Assignee: Individual
•
Filing: 1965-01-06
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Granted: 1966-10-18
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Expires: 1985-01-06
Abstract
No abstract record available.
Inventors
- 👤 Mugridge Colin De Vieux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:18
CPC Classifications
A; A01; A01K; A01K63/00; A01K63/04; A01K63/045; A01K61/00; A01K61/80; A01K61/85; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02A40/81
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A FILTER AND FEEDER DEVICE FOR AQUARIUMS CONSISTING OF A CASING OF SUITABLE MATERIAL HAVING AN OPEN TOP, AND CONTAINING A MAIN FILTER CHAMBER HAVING AT A SUITABLE LOCATION A WATER AND AIR INLET FROM AN AERATOR OR PUMP, SAID CHAMBER CONSTITUTING A FILTER RECEPTACLE AND ADAPTED TO RECEIVE THEREIN A FILTERING MEDIUM IN A REMOVABLE MANNER, SAID CASING HAVING PROVISION AT THE TOP FOR AFFIXING IT TO THE SIDE OR END OF AN AQUARIUM WITHIN SAME, AND HAVING TOWARDS ONE END A CROSS WALL WITH ONE OR MORE OUTLET PORTS IN THE LOWER PORTION, AND OUTWARDLY OF SAID CROSS WALL BETWEEN IT AND THAT END OF THE CASING A SUBCHAMBER HAVING ONE OR MORE TOP OVERFLOW OPENINGS
Claim 2
Dependent Claim
118 words
A FILTER AND FEEDER DEVICE FOR AQUARIUMS CONSISTING OF A CASING OF SUITABLE MATERIAL HAVING AN OPEN TOP, AND CONTAINING A MAIN FILTER CHAMBER HAVING AT A SUITABLE LOCATION A WATER AND AIR INLET FROM AN AERATOR OR PUMP, SAID CHAMBER CONSTITUTING A FILTER RECEPTACLE AND ADAPTED TO RECEIVE THEREIN A FILTERING MEDIUM IN A REMOVABLE MANNER, SAID CASING HAVING PROVISION AT THE TOP FOR AFFIXING IT TO THE SIDE OR END OF AN AQUARIUM WITHIN SAME, AND HAVING TOWARDS ONE END A CROSS WALL WITH ONE OR MORE OUTLET PORTS IN THE LOWER PORTION, AND OUTWARDLY OF SAID CROSS WALL BETWEEN IT AND THAT END OF THE CASING A SUBCHAMBER HAVING ONE OR MORE TOP OVERFLOW OPENINGS
References Cited (Backward Citations)
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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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |