US3395993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium activated nickel seal and method of forming it
Assignee: General Electric Co
•
Filing: 1966-06-22
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Granted: 1968-08-06
•
Expires: 1986-06-22
Abstract
No abstract record available.
Inventors
- 👤 Robert H Bristow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:01
CPC Classifications
C; C04; C04B; C04B37/00; C04B37/003; C04B37/006; C04B37/02; C04B37/023; C04B37/026; C04B2235/00; C04B2235/65; C04B2235/656; C04B2235/6567; C04B2237/00; C04B2237/02; C04B2237/12; C04B2237/122; C04B2237/123; C04B2237/126; C04B2237/127; C04B2237/30; C04B2237/32; C04B2237/34; C04B2237/343; C04B2237/50; C04B2237/52; C04B2237/70; C04B2237/704; C04B2237/708; C04B2237/76; C04B2237/765; C04B2237/80; Y; Y10; Y10S; Y10S228/00; Y10S228/903; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12611; Y10T428/12618; Y10T428/12771; Y10T428/12861; Y10T428/12944
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A SEAL ASSEMBLY COMPRISING IN COMBINATION, A CERAMIC MEMBER, AND A SECOND MEMBER TAKEN FROM THE CLASS CONSISTING OF CERAMICS AND METALS, SAID MEMBERS BEING POSITIONED IN ADJACENT OPERATIVE RELATIONSHIP, AND A THIN FILM OF ALLOY THEREBETWEEN SECURELY JOINING SAID MEMBERS, SAID ALLOY CONSISTING OF NICKEL AND TITANIUM IN THE RANGE OF 75 TO 90 WEIGHT PERCENT NICKEL, BALANCE TITANIUM, SAID ALLOY BEING SUBSTANTIALLY FREE OF THE PHASES ALPHA TITANIUM AND TI2NI, AND CONTAINING A PHASE RANGING FROM PREDOMINANTLY TINI3 TO PREDOMINANTLY A NICKEL SOLID SOLUTION, SAID ALLOY BEING FORMED WHILE BETWEEN SAID MEMBERS IN THE TEMPERATURE RANGE OF ABOUT 1250*C. $ 1350*C.
Claim 2
Dependent Claim
103 words
A SEAL ASSEMBLY COMPRISING IN COMBINATION, A CERAMIC MEMBER, AND A SECOND MEMBER TAKEN FROM THE CLASS CONSISTING OF CERAMICS AND METALS, SAID MEMBERS BEING POSITIONED IN ADJACENT OPERATIVE RELATIONSHIP, AND A THIN FILM OF ALLOY THEREBETWEEN SECURELY JOINING SAID MEMBERS, SAID ALLOY CONSISTING OF NICKEL AND TITANIUM IN THE RANGE OF 75 TO 90 WEIGHT PERCENT NICKEL, BALANCE TITANIUM, SAID ALLOY BEING SUBSTANTIALLY FREE OF THE PHASES ALPHA TITANIUM AND TI2NI, AND CONTAINING A PHASE RANGING FROM PREDOMINANTLY TINI3 TO PREDOMINANTLY A NICKEL SOLID SOLUTION, SAID ALLOY BEING FORMED WHILE BETWEEN SAID MEMBERS IN THE TEMPERATURE RANGE OF ABOUT 1250*C. $ 1350*C.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |