Patent US3440722A successfully refreshed from Google Patents.
US3440722A
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US
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Process for interconnecting integrated circuits
Assignee: EECO Inc
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Filing: 1965-04-15
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Granted: 1969-04-29
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Expires: 1985-04-15
Abstract
No abstract record available.
Inventors
- 👤 Kendall G Paulson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:33
CPC Classifications
H; H10; H10W; H10W70/00; H10W70/40; H10W70/421; H10W70/442; H05; H05K; H05K7/00; H05K7/02; H05K7/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49121; Y10T29/49169; Y10T428/00; Y10T428/12; Y10T428/12389; Y10T428/12396
Claims Analysis
Total Claims: 0
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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) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |