US3193260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for aerating and eliminating ice on water
Assignee: Individual
•
Filing: 1961-03-13
•
Granted: 1965-07-06
•
Expires: 1981-03-13
Abstract
No abstract record available.
Inventors
- 👤 Charles M Lamb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:39
CPC Classifications
E; E02; E02B; E02B1/00; E02B1/003; B; B01; B01F; B01F23/00; B01F23/20; B01F23/23; B01F23/231; B01F23/23105; B01F23/2311; B01F23/23114; B01F23/231142; B01F23/2312; B01F23/23123; B01F23/231231; B01F23/23126; B01F23/231261; B01F23/231265; B01F33/00; B01F33/50; B01F33/503; B01F23/23112; B01F23/231121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A DEVICE OF THE CLASS DESCRIBED, COMPRISING A CASING MEMBER FORMED OF A FRAMEWORK HAVING AN OUTER PERIPHERAL MEMBER, RIBS EXTENDING DOWNWARDLY AND INCLINED TOWARD EACH OTHER, A LOWER END MEMBER JOINING THE LOWER ENDS OF SAID RIBS AND TOP FRAME MEMBER JOINED TO SAID OUTER PERIPHERAL MEMBER, A TOP WALL MOUNTED ON SAID TOP FRAME MEMBERS AND A LOWER WALL MOUNTED ON THE OUTER SIDES OF SAID RIBS, LOWER END MEMBER AND PERIPHERAL MEMBER AND COOPERATING TO FORM A WATER-TIGHT CASING MEMBER ADAPTED TO FLOAT ON THE SURFACE OF A BODY OF WATER WITH THE TOP WALL PROJECTING ABOVE THE SURFACE OF THE
Claim 2
Independent Claim
104 words
A DEVICE OF THE CLASS DESCRIBED, COMPRISING A CASING MEMBER FORMED OF A FRAMEWORK HAVING AN OUTER PERIPHERAL MEMBER, RIBS EXTENDING DOWNWARDLY AND INCLINED TOWARD EACH OTHER, A LOWER END MEMBER JOINING THE LOWER ENDS OF SAID RIBS AND TOP FRAME MEMBER JOINED TO SAID OUTER PERIPHERAL MEMBER, A TOP WALL MOUNTED ON SAID TOP FRAME MEMBERS AND A LOWER WALL MOUNTED ON THE OUTER SIDES OF SAID RIBS, LOWER END MEMBER AND PERIPHERAL MEMBER AND COOPERATING TO FORM A WATER-TIGHT CASING MEMBER ADAPTED TO FLOAT ON THE SURFACE OF A BODY OF WATER WITH THE TOP WALL PROJECTING ABOVE THE SURFACE OF THE
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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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |