US2998331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making storage tube targets and resulting article
Assignee: Thales SA
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Filing: 1959-01-09
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Granted: 1961-08-29
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Expires: 1979-01-09
Abstract
No abstract record available.
Inventors
- 👤 Rigot Roger
- 👤 Boulet Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:50
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/395; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T442/00; Y10T442/10; Y10T442/102; Y10T442/109; Y10T442/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A PROCESS FOR MANUFACTURING STORAGE TUBE TARGETS COMPRISING THE STEPS OF: COATING ONE FACE OF A FINE MESH METALLIC GRID WITH A THIN FILM OF COLLODION MIXED WITH A VERY SLIGHT PROPORTION OF ACTIVATING IMPURITY FOR ACTIVATING AN INSULATING MATERIAL; COATING ONE FACE OF SAID COLLODION FILM WITH A THIN METALLIC LAYER; COATING THE OTHER FACE OF SAID COLLODION FILM WITH A THIN FILM OF SAID INSULATING MATERIAL; AND BAKING THE STRUCTURE THUS OBTAINED AT A TEMPERATURE OF THE ORDER OF 400* C. TO ELIMINATE THE COLLODION FROM THE STRUCTURE WHILE RETAINING SAID IMPURITIES.
Claim 2
Dependent Claim
94 words
A PROCESS FOR MANUFACTURING STORAGE TUBE TARGETS COMPRISING THE STEPS OF: COATING ONE FACE OF A FINE MESH METALLIC GRID WITH A THIN FILM OF COLLODION MIXED WITH A VERY SLIGHT PROPORTION OF ACTIVATING IMPURITY FOR ACTIVATING AN INSULATING MATERIAL; COATING ONE FACE OF SAID COLLODION FILM WITH A THIN METALLIC LAYER; COATING THE OTHER FACE OF SAID COLLODION FILM WITH A THIN FILM OF SAID INSULATING MATERIAL; AND BAKING THE STRUCTURE THUS OBTAINED AT A TEMPERATURE OF THE ORDER OF 400* C. TO ELIMINATE THE COLLODION FROM THE STRUCTURE WHILE RETAINING SAID IMPURITIES.
References Cited (Backward Citations)
US2579772A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |