Patent US4198706A successfully refreshed from Google Patents.
Patent US3302920A successfully refreshed from Google Patents.
US3302920A
Expired / Lapsed
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Apparatus for producing templates
Assignee: Caterpillar Inc
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Filing: 1964-09-25
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Granted: 1967-02-07
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Expires: 1984-09-25
Abstract
No abstract record available.
Inventors
- 👤 Charles L Dupage
- 👤 Charles E Lipp
- 👤 Bernard G Trunk
- 👤 Charles R Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:22
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/42; B22; B22C; B22C7/00; B29; B29C; B29C33/00; Y; Y10; Y10S; Y10S425/00; Y10S425/029
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
AN APPARATUS FOR MAKING PRECISION TEMPLATES HAVING ONE PROFILED EDGE FOR USE IN TRACER LATHES COMPRISING A BASE PLATE, A SIDE WALL AND AN END WALL ON SAID BASE PLATE, MEANS FOR SECURING CONTOURED BLOCKS AND SPACERS AGAINST THE BASE PLATE IN SPACED RELATIONSHIP TO THE SIDE AND END WALLS TO FORM A MOLD INTO WHICH A HARDENABLE SUBSTANCE MAY BE POURED, A MICROMETER, A SUPPORT FOR THE MICROMETER, AND MEANS FOR GUIDING THE SUPPORT FOR SLIDING MOVE-
Claim 2
Independent Claim
78 words
AN APPARATUS FOR MAKING PRECISION TEMPLATES HAVING ONE PROFILED EDGE FOR USE IN TRACER LATHES COMPRISING A BASE PLATE, A SIDE WALL AND AN END WALL ON SAID BASE PLATE, MEANS FOR SECURING CONTOURED BLOCKS AND SPACERS AGAINST THE BASE PLATE IN SPACED RELATIONSHIP TO THE SIDE AND END WALLS TO FORM A MOLD INTO WHICH A HARDENABLE SUBSTANCE MAY BE POURED, A MICROMETER, A SUPPORT FOR THE MICROMETER, AND MEANS FOR GUIDING THE SUPPORT FOR SLIDING MOVE-
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |