Patent US3227416A successfully refreshed from Google Patents.
US3227416A
Expired / Lapsed
US
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Cutting tool
Assignee: Individual
•
Filing: 1963-02-25
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Granted: 1966-01-04
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Fessel Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:21
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/02; B24; B24D; B24D5/00; B24D5/12; B24D5/123; B28; B28D; B28D1/00; B28D1/02; B28D1/04; B28D1/041; B28D1/12; E; E21; E21B; E21B10/00; E21B10/46; E21B10/48; Y; Y10; Y10S; Y10S425/00; Y10S425/012
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
IN A SHATTERABLE UNITARY DIE AND A SHATTERABLE PLUNGER THEREFOR, THE COMBINATION COMPRISING A DIE BODY HAVING A GROOVE ON THE BOTTOM WALL TO ENGAGE A TOOL EDGE AND ADJACENT SIDE WALL PORTIONS THEREOF, SAID DIE BODY HAVING A CAVITY ON THE TOP WALL PORTION ALIGNED FOR REGISTRATION WITH A PORTION OF SAID GROOVE, SAID CAVITY BEING EXTENDED INTO SAID PORTION OF SAID GROOVE WHEREBY THE TOOL EDGE AND ADJACENT SIDE WALL PORTIONS LIE INTERMEDIATE THE EXTENDED PORTION OF THE CAVITY FOR RECEIVING IMPREGNATING MATERIAL FOR THE TOOL EDGE AND ADJACENT WALL PORTIONS THEREOF, AND A PLUNGER FOR PRESSURE MOLDING, SINTERING AND FUSING SAID MATERIAL AGAINST SAID TOOL EDGE AND WALL PORTIONS THEREOF, SAID GROOVE AND CAVITY BEING ARRANGED TO AFFORD PLANES OF WEAKNESS TO ENABLE THE DIE AND PLUNGER PARTS TO BE SHATTERED AWAY FROM THE WALLS OF THE TOOL AND THE MOLDED IMPREGNATING MATERIAL THEREON FOLLOWING DIE AND PLUNGER OPERATION.
Claim 2
Dependent Claim
152 words
IN A SHATTERABLE UNITARY DIE AND A SHATTERABLE PLUNGER THEREFOR, THE COMBINATION COMPRISING A DIE BODY HAVING A GROOVE ON THE BOTTOM WALL TO ENGAGE A TOOL EDGE AND ADJACENT SIDE WALL PORTIONS THEREOF, SAID DIE BODY HAVING A CAVITY ON THE TOP WALL PORTION ALIGNED FOR REGISTRATION WITH A PORTION OF SAID GROOVE, SAID CAVITY BEING EXTENDED INTO SAID PORTION OF SAID GROOVE WHEREBY THE TOOL EDGE AND ADJACENT SIDE WALL PORTIONS LIE INTERMEDIATE THE EXTENDED PORTION OF THE CAVITY FOR RECEIVING IMPREGNATING MATERIAL FOR THE TOOL EDGE AND ADJACENT WALL PORTIONS THEREOF, AND A PLUNGER FOR PRESSURE MOLDING, SINTERING AND FUSING SAID MATERIAL AGAINST SAID TOOL EDGE AND WALL PORTIONS THEREOF, SAID GROOVE AND CAVITY BEING ARRANGED TO AFFORD PLANES OF WEAKNESS TO ENABLE THE DIE AND PLUNGER PARTS TO BE SHATTERED AWAY FROM THE WALLS OF THE TOOL AND THE MOLDED IMPREGNATING MATERIAL THEREON FOLLOWING DIE AND PLUNGER OPERATION.
References Cited (Backward Citations)
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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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |