Patent US3057049A successfully refreshed from Google Patents.
US3057049A
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Alloy and composite stock
Assignee: Texas Instruments Inc
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Filing: 1958-05-02
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Granted: 1962-10-09
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Expires: 1978-05-02
Abstract
No abstract record available.
Inventors
- 👤 Heinz R Pflumm
- 👤 Joseph J Buchinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:05
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/01; B32B15/018; C; C22; C22C; C22C5/00; C22C5/06; H; H01; H01M; H01M6/00; H01M6/14; H01M6/18; H01M6/182; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929; Y10S428/9335; Y10S428/936; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12583; Y10T428/12771; Y10T428/12861; Y10T428/12896; Y10T428/12951; Y10T428/12972
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
77 words
COMPOSIT STOCK COMPRISING AN INTERMEDIATE LAYER FORMED OF AN ALLOY CONSISTING ESSENTIALLY OF FROM 0.05% TO 0.75% BY WEIGHT OF COBALT, UP TO 0.15% BY WEIGHT OF COPPER AND THE REMAINDER SILVER; AND INTERMEDIATE LAYER BEING ADHERED AT ONE SURFACE THEREOF TO A LAYER OF A SILVER HALIDE SELECTED FROM THE GROUP CONSISTING OF SILVER IODIDE, SILVER BROMIDE AND SILVER CHLORIDE; AND SAID INTERMDEIATE LAYER BEING BONDED AT THE OPPOSITE SURFACE THEREOF TO CORROSION-RESISTANT, METAL, BASE LAYER.
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) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |