Patent US3262299A successfully refreshed from Google Patents.
US3262299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple stage die for sleeve bearings
Assignee: Federal Mogul Bower Bearings Inc
•
Filing: 1964-11-13
•
Granted: 1966-07-26
•
Expires: 1984-11-13
Abstract
No abstract record available.
Inventors
- 👤 Kermit M Hart
- 👤 Edward A Idzkowski
- 👤 John L Petro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:42
CPC Classifications
B; B21; B21K; B21K27/00; B21K27/02; B21K27/04; B21K1/00; B21K1/06; Y; Y10; Y10S; Y10S72/00; Y10S72/702; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49671; Y10T29/49673
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A MULTIPLE STATE DIE FOR MAKING SUBSTANTIALLY SEMICIRCULARLY SHAPED SLEEVE BEARING BLANKS FROM A STRIP OF MATERIAL COMPRISING MEANS FOR TRANSVERSELY GROOVING THE STRIP AT PRESELECTED INTERVALS, MEANS FOR SEVERING THE STRIP ALONG THE GROOVES THEREIN TO FORM FREE BLANKS AND INCLUDING A KNIFE EDGE LOCATABLE IN AT LEAST ONE OF THE GROOVES, AND MEANS FOR FORMING THE FREE BLANKS INTO SUBSTANTIALLY SEMICRICULARLY SHAPED SLEEVE BEARING BLANKS.
Claim 2
Dependent Claim
67 words
A MULTIPLE STATE DIE FOR MAKING SUBSTANTIALLY SEMICIRCULARLY SHAPED SLEEVE BEARING BLANKS FROM A STRIP OF MATERIAL COMPRISING MEANS FOR TRANSVERSELY GROOVING THE STRIP AT PRESELECTED INTERVALS, MEANS FOR SEVERING THE STRIP ALONG THE GROOVES THEREIN TO FORM FREE BLANKS AND INCLUDING A KNIFE EDGE LOCATABLE IN AT LEAST ONE OF THE GROOVES, AND MEANS FOR FORMING THE FREE BLANKS INTO SUBSTANTIALLY SEMICRICULARLY SHAPED SLEEVE BEARING BLANKS.
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) | 1969-07-25 | 1970-01-24 | 1970-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-25 | 1974-01-24 | 1974-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-25 | 1978-01-24 | 1978-07-26 | $7700.00 | Window Closed / Lapsed |