US3241216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing snapping rollers for corn pickers
Assignee: Individual
•
Filing: 1963-08-27
•
Granted: 1966-03-22
•
Expires: 1983-08-27
Abstract
No abstract record available.
Inventors
- 👤 Hans T Wellendorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:09
CPC Classifications
A; A01; A01D; A01D45/00; A01D45/02; A01D45/021; A01D45/025; A01F; A01F15/00; A01F15/08; A01F15/18; A01F2015/186; Y; Y10; Y10S; Y10S56/00; Y10S56/01; Y10S56/02; Y10T; Y10T29/00; Y10T29/49; Y10T29/49544; Y10T29/4956
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
THE METHOD OF TREATING THE SNAPPING ROLLERS OF A CORN PICKER, COMPRISING, THE ROUGHENING OF THE SURFACE OF A SNAPPING ROLLER BY THE SCRATCH WELDING OF A SPRAY OF SMALL SPHERES OF WELD METAL WHICH IMBED AND STICK TO IRREGULAR SPACED PORTIONS OF THE SURFACE BETWEEN THOSE PROTRUDING FLANGES OF THE ROLLERS THAT ARE AT A SUBSTANTIAL DISTANCE FROM THE FORWARD END OF THE SNAPPING ROLLER, WHEREBY THE ROLLER IN OPERATION IS KEPT CLEAN WITHOUT A PLUGGING OF THE ROLLER AND WITHOUT OBJECTIONABLE SHELLING OF THE CORN.
Claim 2
Independent Claim
87 words
THE METHOD OF TREATING THE SNAPPING ROLLERS OF A CORN PICKER, COMPRISING, THE ROUGHENING OF THE SURFACE OF A SNAPPING ROLLER BY THE SCRATCH WELDING OF A SPRAY OF SMALL SPHERES OF WELD METAL WHICH IMBED AND STICK TO IRREGULAR SPACED PORTIONS OF THE SURFACE BETWEEN THOSE PROTRUDING FLANGES OF THE ROLLERS THAT ARE AT A SUBSTANTIAL DISTANCE FROM THE FORWARD END OF THE SNAPPING ROLLER, WHEREBY THE ROLLER IN OPERATION IS KEPT CLEAN WITHOUT A PLUGGING OF THE ROLLER AND WITHOUT OBJECTIONABLE SHELLING OF THE CORN.
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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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |