US2849790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Joints between iron and light metals
Assignee: Fairchild Engine and Airplane Corp
•
Filing: 1955-02-07
•
Granted: 1958-09-02
•
Expires: 1975-02-07
Abstract
No abstract record available.
Inventors
- 👤 Zwicker Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:07
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/24; B23K35/26; B23K35/001; B23K35/004; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12708; Y10T428/12722; Y10T428/12729; Y10T428/12736; Y10T428/12771; Y10T428/12785; Y10T428/12792; Y10T428/12799
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
AN ARTICLE OF MANUFACTURE COMPRISING A FERROUS METAL BODY HAVING AN IRON SURFACE UNITED WITH A BONDING LAYER OF AN ALLOY CONSISTING ESSENTIALLY OF TIN, AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF ZINC AND CADMIUM, SAID SELECTED METAL BEING PRESENT IN AN AMOUNT UP TO 50% WHEN THE SELECTED METAL IN ZINC AND SAID SELECTED METAL BEING PRESENT IN AN AMOUNT UP TO 84.5% WHEN THE SELECTED METAL IS CADMIUM, AND BETWEEN ABOUT BONDED TO A LIGHT METAL TO UNITE THE LIGHT METAL WITH THE FERROUS METAL.
Claim 2
Dependent Claim
90 words
AN ARTICLE OF MANUFACTURE COMPRISING A FERROUS METAL BODY HAVING AN IRON SURFACE UNITED WITH A BONDING LAYER OF AN ALLOY CONSISTING ESSENTIALLY OF TIN, AT LEAST ONE METAL SELECTED FROM THE GROUP CONSISTING OF ZINC AND CADMIUM, SAID SELECTED METAL BEING PRESENT IN AN AMOUNT UP TO 50% WHEN THE SELECTED METAL IN ZINC AND SAID SELECTED METAL BEING PRESENT IN AN AMOUNT UP TO 84.5% WHEN THE SELECTED METAL IS CADMIUM, AND BETWEEN ABOUT BONDED TO A LIGHT METAL TO UNITE THE LIGHT METAL WITH THE FERROUS METAL.
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) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |