US3345448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature electrical connection
Assignee: Union Carbide Corp
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Filing: 1964-07-28
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Granted: 1967-10-03
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Expires: 1984-07-28
Abstract
No abstract record available.
Inventors
- 👤 Edwin S Malkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:45
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/26; H; H05; H05B; H05B3/00; H05B3/02; H05B3/06; H05B3/10; H05B3/12; H05B3/14; H05B3/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A VACUUM METALLIZING SYSTEM FOR VAPOR DEPOSITING A METAL ON A SUBSTRATE AT ELEVATED TEMPERATURES, AN ASSEMBLY OF CURRENT CARRYING COMPONENTS COMPRISING: (A) A PAIR OF CURRENT LEAD-IN GRAPHITE CONNECTOR BLOCKS, EACH OF SAID BLOCKS HAVING A GROOVE AT ONE END THEREOF; (B) A VAPORIZATION BOAT, ONE END OF SAID BOAT BEING POSITIONED IN SAID GROOVE IN ONE OF SAID BLOCKS AND THE OTHER END OF SAID BOAT BEING POSITIONED IN SAID GROOVE IN THE OTHER OF SAID BLOCKS; AND (C) A MASS OF ELECTRICALLY CONDUCTIVE RESILIENT CARBONACEOUS TEXTILE WEDGED BETWEEN SAID BOAT AND SAID BLOCKS IN EACH OF SAID GROOVES WHEREBY SAID BOAT IS FORCEFULLY SECURED TO SAID BLOCKS.
Claim 2
Dependent Claim
111 words
IN A VACUUM METALLIZING SYSTEM FOR VAPOR DEPOSITING A METAL ON A SUBSTRATE AT ELEVATED TEMPERATURES, AN ASSEMBLY OF CURRENT CARRYING COMPONENTS COMPRISING: (A) A PAIR OF CURRENT LEAD-IN GRAPHITE CONNECTOR BLOCKS, EACH OF SAID BLOCKS HAVING A GROOVE AT ONE END THEREOF; (B) A VAPORIZATION BOAT, ONE END OF SAID BOAT BEING POSITIONED IN SAID GROOVE IN ONE OF SAID BLOCKS AND THE OTHER END OF SAID BOAT BEING POSITIONED IN SAID GROOVE IN THE OTHER OF SAID BLOCKS; AND (C) A MASS OF ELECTRICALLY CONDUCTIVE RESILIENT CARBONACEOUS TEXTILE WEDGED BETWEEN SAID BOAT AND SAID BLOCKS IN EACH OF SAID GROOVES WHEREBY SAID BOAT IS FORCEFULLY SECURED TO SAID BLOCKS.
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) | 1970-10-02 | 1971-04-03 | 1971-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-02 | 1975-04-03 | 1975-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-02 | 1979-04-03 | 1979-10-03 | $7700.00 | Window Closed / Lapsed |