US3371406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetic electrical lead-in assembly
Assignee: US Philips Corp
•
Filing: 1965-11-26
•
Granted: 1968-03-05
•
Expires: 1985-11-26
Abstract
No abstract record available.
Inventors
- 👤 Robert L Bronnes
- 👤 Richard C Sweet
- 👤 Ray C Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:03
CPC Classifications
C; C04; C04B; C04B37/00; C04B37/02; C04B37/023; C04B37/026; C04B2235/00; C04B2235/65; C04B2235/658; C04B2235/6581; C04B2235/6582; C04B2237/00; C04B2237/02; C04B2237/12; C04B2237/122; C04B2237/123; C04B2237/124; C04B2237/125; C04B2237/126; C04B2237/30; C04B2237/32; C04B2237/34; C04B2237/343; C04B2237/40; C04B2237/50; C04B2237/59; C04B2237/592; C04B2237/72; C04B2237/74; C04B2237/76; C04B2237/765; C04B2237/84; C04B2237/86; C04B2237/88; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/938; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12611
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A METHOD OF HERMETICALLY SEALING A MEAL TO A CERAMIC COMPRISING THE STEPS OF APPLYING TO THE CERAMIC BY CATHODIC SPUTTERING SUCCESSIVE LAYERS OF TITANIUM, PLATNIUM, AND STAINLESS STEEL, AND COPPER BRAZING THE THUS METALLIZED SURFACE OF THE CERAMIC TO THE METAL PART.
Claim 2
Independent Claim
43 words
A METHOD OF HERMETICALLY SEALING A MEAL TO A CERAMIC COMPRISING THE STEPS OF APPLYING TO THE CERAMIC BY CATHODIC SPUTTERING SUCCESSIVE LAYERS OF TITANIUM, PLATNIUM, AND STAINLESS STEEL, AND COPPER BRAZING THE THUS METALLIZED SURFACE OF THE CERAMIC TO THE METAL PART.
References Cited (Backward Citations)
US2857663A
Cited
US2859512A
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US2996401A
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US3132044A
Cited
US3107756A
Cited
US3023492A
Cited
US3171519A
Cited
US3289291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |