US3241228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutter bar construction and method of manufacture
Assignee: Outboard Marine Corp
•
Filing: 1962-03-08
•
Granted: 1966-03-22
•
Expires: 1982-03-08
Abstract
No abstract record available.
Inventors
- 👤 Joseph G Rayniak
- 👤 Anderson James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:56
CPC Classifications
B; B23; B23K; B23K31/00; B23K31/02; B23K31/025; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49893
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A METHOD OF FARICATING A SAW CHAIN BAR INCLUDING A MAIN PORTION OF FERROUS MATERIAL AND A SURFACE PORTION OF WEAR-RESISTANT, NON-FERROUS METALLIC ALLOY MATERIAL, SAID METHOD COMPRISING THE STEPS OF FABRICATING A BAR ELEMENT OF FERROUS MATERIAL WITH AN ARCUATE MARGIN, HEATING A WEAR-RESISTANT, SOLIDIFIED, NON-FERROUS METALLIC ALLOY MATERIAL WITHOUT SUBSTANTIALLY AFFECTING THE GAIN STRUCTURE OF THE NON-FERROUS MATERIAL, BENDING THE HEATED, NONFERROUS MATERIAL, INTO AN ARCUATE STRIP TO FIT THE ARCUATE MARGIN OF THE BAR ELEMENT, AND FUSING THE ARCUATE STRIP TO THE ARCUATE MARGIN OF THE BAR ELEMENT.
Claim 2
Independent Claim
91 words
A METHOD OF FARICATING A SAW CHAIN BAR INCLUDING A MAIN PORTION OF FERROUS MATERIAL AND A SURFACE PORTION OF WEAR-RESISTANT, NON-FERROUS METALLIC ALLOY MATERIAL, SAID METHOD COMPRISING THE STEPS OF FABRICATING A BAR ELEMENT OF FERROUS MATERIAL WITH AN ARCUATE MARGIN, HEATING A WEAR-RESISTANT, SOLIDIFIED, NON-FERROUS METALLIC ALLOY MATERIAL WITHOUT SUBSTANTIALLY AFFECTING THE GAIN STRUCTURE OF THE NON-FERROUS MATERIAL, BENDING THE HEATED, NONFERROUS MATERIAL, INTO AN ARCUATE STRIP TO FIT THE ARCUATE MARGIN OF THE BAR ELEMENT, AND FUSING THE ARCUATE STRIP TO THE ARCUATE MARGIN OF THE BAR ELEMENT.
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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 |