Patent US3235877A successfully refreshed from Google Patents.
US3235877A
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Aerating device
Assignee: GROB Inc
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Filing: 1962-11-08
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Granted: 1966-02-15
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Expires: 1982-11-08
Abstract
No abstract record available.
Inventors
- 👤 Grob Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:28
CPC Classifications
C; C02; C02F; C02F7/00; A; A01; A01K; A01K63/00; A01K63/04; A01K63/042; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/234; B01F23/2342; B01F23/23421; F; F28; F28C; F28C3/00; F28C3/06; B01F27/00; B01F27/80; B01F33/00; B01F33/50; B01F33/503; Y; Y02; Y02W; Y02W10/00; Y02W10/10; Y10; Y10S; Y10S261/00; Y10S261/71; Y10S261/79
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN AERATING DEVICE FOR STAGNANT BODIES OF WATER, COMPRISING A FRAME INCLUDING A CENTRAL MEMBER, FLOAT MEANS, A SERIES OF LEGS CONNECTED TO THE CENTRAL MEMBER AND EXTENDING DOWNWARDLY AND OUTWARDLY THEREFROM AND ATTACHED TO THE FLOAT MEANS, A MOTOR SWINGABLY SUPPORTED FROM THE CENTRAL MEMBER AND HAVING A DEPENDING DRIVE SHAFT, AND AN AGITATOR BLADE SECURED TO THE DRIVE SHAFT WITH THE LOWER PORTION OF THE BLADE BEING DISPOSED BENEATH THE WATER LEVEL, AND BEING DISPOSED TO ROTATE AND THROW THE WATER OUTWARDLY IN THE FORM OF FINE DROPLETS.
Claim 2
Dependent Claim
90 words
AN AERATING DEVICE FOR STAGNANT BODIES OF WATER, COMPRISING A FRAME INCLUDING A CENTRAL MEMBER, FLOAT MEANS, A SERIES OF LEGS CONNECTED TO THE CENTRAL MEMBER AND EXTENDING DOWNWARDLY AND OUTWARDLY THEREFROM AND ATTACHED TO THE FLOAT MEANS, A MOTOR SWINGABLY SUPPORTED FROM THE CENTRAL MEMBER AND HAVING A DEPENDING DRIVE SHAFT, AND AN AGITATOR BLADE SECURED TO THE DRIVE SHAFT WITH THE LOWER PORTION OF THE BLADE BEING DISPOSED BENEATH THE WATER LEVEL, AND BEING DISPOSED TO ROTATE AND THROW THE WATER OUTWARDLY IN THE FORM OF FINE DROPLETS.
References Cited (Backward Citations)
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US2318141A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |