US3260356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Getter container
Assignee: US Philips Corp
•
Filing: 1963-11-21
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Granted: 1966-07-12
•
Expires: 1983-11-21
Abstract
No abstract record available.
Inventors
- 👤 Garbe Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:07
CPC Classifications
H; H01; H01J; H01J7/00; H01J7/14; H01J7/18; H01J7/186
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A GETTER DEVICE FOR A VACUUM VESSEL COMPRISING A SEALED ENVELOPE CONTAINING A GETTER MATERIAL, SAID ENVELOPE COMPRISING TWO APERTURED METAL LAYERS SEPARATED BY A FOIL OF AN INPERFORATE METAL HAVING A LOWER MELTING POINT THAN THAT OF THE METAL OF THE APERTURED METAL LAYERS, SAID ENVELOPE OPENING UPON HEATING BY MELTING OF THE FOIL WHICH FORMS A RESIDUE AT THE EDGES OF THE APERTURES.
Claim 2
Dependent Claim
65 words
A GETTER DEVICE FOR A VACUUM VESSEL COMPRISING A SEALED ENVELOPE CONTAINING A GETTER MATERIAL, SAID ENVELOPE COMPRISING TWO APERTURED METAL LAYERS SEPARATED BY A FOIL OF AN INPERFORATE METAL HAVING A LOWER MELTING POINT THAN THAT OF THE METAL OF THE APERTURED METAL LAYERS, SAID ENVELOPE OPENING UPON HEATING BY MELTING OF THE FOIL WHICH FORMS A RESIDUE AT THE EDGES OF THE APERTURES.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |