US3489879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoswaging method for fixing pins to ceramic wafers
Assignee: Microtek Electronics Inc
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Filing: 1967-02-09
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Granted: 1970-01-13
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Expires: 1987-02-09
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Salzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:28
CPC Classifications
C; C04; C04B; C04B37/00; C04B37/02; C04B37/023; C04B37/026; C04B35/00; C04B35/622; C04B35/64; C04B35/645; H; H10; H10W; H10W70/00; H10W70/60; H10W70/62; H10W70/65; H10W70/657; C04B2235/00; C04B2235/65; C04B2235/656; C04B2235/6567; C04B2235/66; C04B2235/666; C04B2237/00; C04B2237/02; C04B2237/12; C04B2237/125; C04B2237/30; C04B2237/32; C04B2237/34; C04B2237/343; C04B2237/40; C04B2237/407; C04B2237/50; C04B2237/62; C04B2237/70; C04B2237/704; C04B2237/708; C04B2237/72; C04B2237/76; C04B2237/84; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49105; Y10T29/49117; Y10T29/49124; Y10T29/49147; Y10T29/49149; Y10T29/49204; Y10T29/49208; Y10T29/4921; Y10T29/49211
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) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |