Patent US2793423A successfully refreshed from Google Patents.
US2793423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound metal stock
Assignee: Baker and Co Inc
•
Filing: 1954-04-19
•
Granted: 1957-05-28
•
Expires: 1974-04-19
Abstract
No abstract record available.
Inventors
- 👤 Max J Stumbock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:18
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/01; B32B15/018; C; C22; C22C; C22C5/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/927; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12875
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A COMPOUND METAL STOCK COMPRISING A LAYER OF PALLADIUM ALLOY ON A BASE METAL BACKING, SAID PALLADIUM ALLOY CONSISTING OF PALLADIUM AND FROM 1% TO 5% COBALT.
Claim 2
Dependent Claim
27 words
A COMPOUND METAL STOCK COMPRISING A LAYER OF PALLADIUM ALLOY ON A BASE METAL BACKING, SAID PALLADIUM ALLOY CONSISTING OF PALLADIUM AND FROM 1% TO 5% COBALT.
References Cited (Backward Citations)
US2074996A
Cited
US2143217A
Cited
US2105312A
Cited
US2501164A
Cited
US2470034A
Cited
US2539096A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-27 | 1960-11-26 | 1961-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-27 | 1964-11-26 | 1965-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-27 | 1968-11-26 | 1969-05-28 | $7700.00 | Window Closed / Lapsed |