Patent US3229808A successfully refreshed from Google Patents.
US3229808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveyor chain cleaning device
Assignee: Individual
•
Filing: 1964-03-25
•
Granted: 1966-01-18
•
Expires: 1984-03-25
Abstract
No abstract record available.
Inventors
- 👤 Gene R Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:37
CPC Classifications
B; B65; B65G; B65G45/00; B65G45/10; B65G45/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
64 words
AN APPARATUS FOR CLEANING A RAIL-SUPPORTED CONVEYOR CHAIN INCLUDING SUPPORTING MEANS FORMED AND ADAPTED TO BE MOUNTED ON SAID RAIL AND DIMENSIONED TO EXTEND OUTWARDLY BEYOND THE SIDES OF THE RAIL, ROTATABLE SHAFTS MOUNTED IN SAID MEANS AND POSITIONABLE ON EACH SIDE OF SAID RAIL TO THEREBY PROJECT ALONGSIDE EACH SIDE OF A CHAIN CARRYING PORTION OF SAID RAIL, A BRUSH MOUNTED ON EACH
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |