US3103108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shielded thermal gradient member
Assignee: General Electric Co
•
Filing: 1961-07-17
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Granted: 1963-09-10
•
Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 Donald J Santeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:28
CPC Classifications
B; B01; B01D; B01D8/00; Y; Y10; Y10S; Y10S55/00; Y10S55/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
IN A VACUUM SYSTEM, THE COMBINATION OF FIRST WALL MEANS MAINTAINED AT SUBSTANTIALLY AMBIENT TEMPERATURE, SECOND WALL MEANS MAINTAINED AT SUBSTANTIALLY CRYOGENIC TEMPERATURES, WALL MEANS FOR CONNECTING THE FIRST AND SECOND WALL MEANS, SAID FIRST, SECOND, AND CONNECTING WALL MEANS DEFINING AN EVACUATED SPACE, SAID CONNECTING WALL MEANS HAVING A TEMPERATURE GRADIENT BETWEEN THE TEMPERATURES OF THE FIRST AND SECOND WALL MEANS, A PROJECTING MEMBER THERMALLY CONNECTED TO SAID SECOND WALL MEANS AND MAINTAINED SUBSTANTIALLY AT THE TEMPERATURE OF THE SECOND WALL MEANS, SAID PROJECTING MEMBER HAVING PORTIONS SUBSTANTIALLY UNIFORMLY SPACED FROM PORTIONS OF THE CONNECTING WALL MEANS TO CONDENSE MOLECULES EMITTED FROM THE CONNECTING WALL AND MEANS, SAID PROJECTING MEMBER BEING LOCATED IN SAID EVACUATED SPACE.
Claim 2
Dependent Claim
117 words
IN A VACUUM SYSTEM, THE COMBINATION OF FIRST WALL MEANS MAINTAINED AT SUBSTANTIALLY AMBIENT TEMPERATURE, SECOND WALL MEANS MAINTAINED AT SUBSTANTIALLY CRYOGENIC TEMPERATURES, WALL MEANS FOR CONNECTING THE FIRST AND SECOND WALL MEANS, SAID FIRST, SECOND, AND CONNECTING WALL MEANS DEFINING AN EVACUATED SPACE, SAID CONNECTING WALL MEANS HAVING A TEMPERATURE GRADIENT BETWEEN THE TEMPERATURES OF THE FIRST AND SECOND WALL MEANS, A PROJECTING MEMBER THERMALLY CONNECTED TO SAID SECOND WALL MEANS AND MAINTAINED SUBSTANTIALLY AT THE TEMPERATURE OF THE SECOND WALL MEANS, SAID PROJECTING MEMBER HAVING PORTIONS SUBSTANTIALLY UNIFORMLY SPACED FROM PORTIONS OF THE CONNECTING WALL MEANS TO CONDENSE MOLECULES EMITTED FROM THE CONNECTING WALL AND MEANS, SAID PROJECTING MEMBER BEING LOCATED IN SAID EVACUATED SPACE.
References Cited (Backward Citations)
US2317814A
Cited
US2465229A
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US2513114A
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US2465793A
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US2565722A
Cited
US2831549A
Cited
US2949015A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |