US2818041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cored solder
Assignee: Horizons Inc
•
Filing: 1956-08-16
•
Granted: 1957-12-31
•
Expires: 1976-08-16
Abstract
No abstract record available.
Inventors
- 👤 Chill Ralph
- 👤 Liu Tien-Shih
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:12
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/3601; B23K35/3603; B23K35/24; B23K35/28; B23K35/282; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2933; Y10T428/294; Y10T428/2958
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
21 words
A SOLDER ALLOY CONSISTING ESSENTIALLY OF BETWEEN 0.1 AND 3% BY WEIGHT OF SILVER, 0.3-0.5% BY WEIGHT OF ALUMINUM, BALANCE ZINC.
Claim 2
Dependent Claim
21 words
A SOLDER ALLOY CONSISTING ESSENTIALLY OF BETWEEN 0.1 AND 3% BY WEIGHT OF SILVER, 0.3-0.5% BY WEIGHT OF ALUMINUM, BALANCE ZINC.
Claim 3
Dependent Claim
83 words
A CORED SOLDER CONSISTING ESSENTIALLY OF A SHEATH COMPOSED OF A ZINC BASE ALLOY OF BETWEEN 0.1 AND 3% BY WEIGHT OF SILVER, AND UP TO 0.5% BY WEIGHT OF ALUMINUM, BALANCE ZINC, AND THE CORE CONSISTING ESSENTIALLY OF A LOW MELTING EUTECTIC MIXTURE OF LITHIUM CHLORIDE, SODIUM CHLORIDE AND POTASSIUM CHLORIDE AND AT LEAST ONE CHLORIDE FROM THE GROUP CONSISTING OF ALUMINUM CHLORIDE AND ZINC CHLORIDE, IN WHICH SAID ALUMINUM CHLORIDE AND ZINC CHLORIDE CONSTITUTE A PREDOMINANT PORTION OF THE CHLORIDE MIXTURE.
Claim 4
Dependent Claim
83 words
A CORED SOLDER CONSISTING ESSENTIALLY OF A SHEATH COMPOSED OF A ZINC BASE ALLOY OF BETWEEN 0.1 AND 3% BY WEIGHT OF SILVER, AND UP TO 0.5% BY WEIGHT OF ALUMINUM, BALANCE ZINC, AND THE CORE CONSISTING ESSENTIALLY OF A LOW MELTING EUTECTIC MIXTURE OF LITHIUM CHLORIDE, SODIUM CHLORIDE AND POTASSIUM CHLORIDE AND AT LEAST ONE CHLORIDE FROM THE GROUP CONSISTING OF ALUMINUM CHLORIDE AND ZINC CHLORIDE, IN WHICH SAID ALUMINUM CHLORIDE AND ZINC CHLORIDE CONSTITUTE A PREDOMINANT PORTION OF THE CHLORIDE MIXTURE.
References Cited (Backward Citations)
US2616384A
Cited
US2781577A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-30 | 1961-07-01 | 1961-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-30 | 1965-07-01 | 1965-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-30 | 1969-07-01 | 1969-12-31 | $7700.00 | Window Closed / Lapsed |