US3320401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diffusion bonder
Assignee: North American Aviation Corp
•
Filing: 1963-05-24
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Granted: 1967-05-16
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Expires: 1983-05-24
Abstract
No abstract record available.
Inventors
- 👤 Clyde L Zachry
- 👤 Jack B Northrup
- 👤 William R Cann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:51
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/002; B23K20/004; B23K20/005; B23K20/007; H; H10; H10W; H10W72/00; H10W72/071; H10W72/0711; H10W72/07141; H10W72/075; H10W72/50; H10W72/531; H10W72/533; H10W72/534; H10W72/536; H10W72/551; H10W72/552; H10W72/5522; H10W72/5524
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
AN APPARATUS FOR DIFFUSION BONDING A WIRE TO A WORKPIECE COMPRISING A FIRST ELECTRICALLY-CONDUCTIVE OUTER PORTION; A SECOND ELECTRICALLY-CONDUCTIVE OUTER PORTION; MEANS FOR ASSEMBLING SAID TWO PORTIONS INTO A UNITARY SPLIT ELECTRODE STRUCTURE THAT PERMITS ELECTRICITY TO FLOW DOWN ONE SAID OUTER PORTION AND BACK THROUGH THE OTHER SAID OUTER PORTION; MEANS WHEREBY A WIRE MAY BE FED INTO THE TOP OF SAID SPLIT ELECTRODE AND EMERGE FROM THE BOTTOM OF SAID SPLIT ELECTRODE AND MEANS FOR ENLARGING A PORTION OF SAID EMERGENT WIRE, AND WHEREIN SAID ELECTRODE STRUCTURE IS ADAPTED TO TRANSMIT PRESSURE TO SAID ENLARGED PORTION.
Claim 2
Independent Claim
98 words
AN APPARATUS FOR DIFFUSION BONDING A WIRE TO A WORKPIECE COMPRISING A FIRST ELECTRICALLY-CONDUCTIVE OUTER PORTION; A SECOND ELECTRICALLY-CONDUCTIVE OUTER PORTION; MEANS FOR ASSEMBLING SAID TWO PORTIONS INTO A UNITARY SPLIT ELECTRODE STRUCTURE THAT PERMITS ELECTRICITY TO FLOW DOWN ONE SAID OUTER PORTION AND BACK THROUGH THE OTHER SAID OUTER PORTION; MEANS WHEREBY A WIRE MAY BE FED INTO THE TOP OF SAID SPLIT ELECTRODE AND EMERGE FROM THE BOTTOM OF SAID SPLIT ELECTRODE AND MEANS FOR ENLARGING A PORTION OF SAID EMERGENT WIRE, AND WHEREIN SAID ELECTRODE STRUCTURE IS ADAPTED TO TRANSMIT PRESSURE TO SAID ENLARGED PORTION.
References Cited (Backward Citations)
US236972A
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US1899220A
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FR787065A
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US2033897A
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US2101913A
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US2692935A
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US2789198A
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US2829240A
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US2958758A
Cited
US3097286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |