US3207294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Matched getter
Assignee: Union Carbide Corp
•
Filing: 1962-01-23
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Granted: 1965-09-21
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Expires: 1982-01-23
Abstract
No abstract record available.
Inventors
- 👤 Millard B Farrar
- 👤 Clair W Reash
- 👤 Dwight N Wait
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:40
CPC Classifications
H; H01; H01J; H01J7/00; H01J7/14; H01J7/18; H01J7/186
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
47 words
A GETTER COMPRISING A QUANTITY OF POWERED GETTER METAL AND A CONTAINER THEREFOR, HAVING A PREDETERMINED YIELD UPON FLASHING REGARDLESS OF THE WEIGHT OF SAID CONTAINER, WHEREIN SAID PREDETERMINED YIELD IS ACHIEVED BY ADJUSTING THE TOTAL WEIGHT OF THE GETTER TO BE EQUAL TO A PREDETERMINED AMOUNT.
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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |