Patent US3196536A successfully refreshed from Google Patents.
US3196536A
Expired / Lapsed
US
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Method of connecting graphite articles to one another or to articles of different materials
Assignee: US Philips Corp
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Filing: 1962-07-23
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Granted: 1965-07-27
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Expires: 1982-07-23
Abstract
No abstract record available.
Inventors
- 👤 Knippenberg Wilhelm Franciscus
- 👤 Huizing Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:18
CPC Classifications
H; H05; H05B; H05B7/00; H05B7/02; H05B7/14; B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/30; B23K35/3013; C; C04; C04B; C04B37/00; C04B37/003; C04B37/006; C04B37/02; C04B37/023; C04B37/026; C22; C22C; C22C5/00; C04B2237/00; C04B2237/02; C04B2237/12; C04B2237/125; C04B2237/126; C04B2237/127; C04B2237/50; C04B2237/70; C04B2237/704; C04B2237/708; C04B2237/76; C04B2237/765; Y; Y02; Y02P; Y02P10/00; Y02P10/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A METHOD OF JOINING GRAPHITE ARTICLES TO OTHER ARTICLES SELECTED FROM THE GROUP CONSISTING OF GRAPHITE, QUARTZ, CERAMICS AND METALS COMPRISING APPLYING AN ALLOY CONSISTING ESSENTAILLY OF GOLD AND A MEMBER SELECTED FROM THE GROUP CONSISTING OF TANTALUM IN AN AMOUNT OF FROM 1% TO 25% BY WEIGHT AND COLUMBIUM IN AN AMOUNT OF FROM 1% TO 10% BY WEIGHT IN CONTACT WITH OPPOSING SURFACES OF SAID ARTICLES AND MELTING SAID ALLOY IN AN INERT ATMOSPHERE.
Claim 2
Independent Claim
76 words
A METHOD OF JOINING GRAPHITE ARTICLES TO OTHER ARTICLES SELECTED FROM THE GROUP CONSISTING OF GRAPHITE, QUARTZ, CERAMICS AND METALS COMPRISING APPLYING AN ALLOY CONSISTING ESSENTAILLY OF GOLD AND A MEMBER SELECTED FROM THE GROUP CONSISTING OF TANTALUM IN AN AMOUNT OF FROM 1% TO 25% BY WEIGHT AND COLUMBIUM IN AN AMOUNT OF FROM 1% TO 10% BY WEIGHT IN CONTACT WITH OPPOSING SURFACES OF SAID ARTICLES AND MELTING SAID ALLOY IN AN INERT ATMOSPHERE.
References Cited (Backward Citations)
US2739375A
Cited
US2979813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |