Patent US3074113A successfully refreshed from Google Patents.
US3074113A
Expired / Lapsed
US
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Molding apparatus
Assignee: GTE Sylvania Inc
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Filing: 1959-11-06
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Granted: 1963-01-22
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Expires: 1979-11-06
Abstract
No abstract record available.
Inventors
- 👤 John K Specht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:39
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/33; Y; Y10; Y10S; Y10S425/00; Y10S425/058
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
IN A MOLDING APPRATUS, THE COMBINATION OF A MOLD FRAME HAVING A PURALITY OF ALIGNED SPACED SIDE CORE PIN RECEIVING PASSAGEWAY THEREIN OF A GIVEN SIZE; A PLURALITY OF INTERCHANGEABLE CAVITY BLOCKS POSITIONED WITHIN SAID MOLD FRAME EACH CAVITY BLOCK HAVING A SIDE CORE PIN RECEIVING PASSAGEWAY ALIGNED WITH ITS ASSOCIATED CORE PIN RECEIVING PASSAGEWAY, AN INTERCHANGEABLE CORE BEARING SIDE CORE PIN SLIDABLE IN EACH OF SAID FIRST MENTIONED PASSAGEWAY AND MEANS FOR SLIDING SAID CORE BEARING SIDE CORE PIN IN ITS ASSOCIATED PASSAGEWAY COMPRISING A CAM ON SAID CORE PIN, A CAM PIN ENGAGING, SAID CAM, A BACKING PLATE FIXEDLY SUPPORTING SAID CAM PIN, BOLTS THREADED INTO SAID MOLD FRAME SLIDABLY SUPPORTING SAID BACKING PLATE AND RESILIENT MEANS URGING SAID
Claim 2
Dependent Claim
121 words
IN A MOLDING APPRATUS, THE COMBINATION OF A MOLD FRAME HAVING A PURALITY OF ALIGNED SPACED SIDE CORE PIN RECEIVING PASSAGEWAY THEREIN OF A GIVEN SIZE; A PLURALITY OF INTERCHANGEABLE CAVITY BLOCKS POSITIONED WITHIN SAID MOLD FRAME EACH CAVITY BLOCK HAVING A SIDE CORE PIN RECEIVING PASSAGEWAY ALIGNED WITH ITS ASSOCIATED CORE PIN RECEIVING PASSAGEWAY, AN INTERCHANGEABLE CORE BEARING SIDE CORE PIN SLIDABLE IN EACH OF SAID FIRST MENTIONED PASSAGEWAY AND MEANS FOR SLIDING SAID CORE BEARING SIDE CORE PIN IN ITS ASSOCIATED PASSAGEWAY COMPRISING A CAM ON SAID CORE PIN, A CAM PIN ENGAGING, SAID CAM, A BACKING PLATE FIXEDLY SUPPORTING SAID CAM PIN, BOLTS THREADED INTO SAID MOLD FRAME SLIDABLY SUPPORTING SAID BACKING PLATE AND RESILIENT MEANS URGING SAID
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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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |