US3281222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Activated rosin fluxes and cored solders made therefrom
Assignee: AT&T Inc
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Filing: 1963-06-12
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Granted: 1966-10-25
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Expires: 1983-06-12
Abstract
No abstract record available.
Inventors
- 👤 George M Bouton
- 👤 Maurice J O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:42
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/3612; B23K35/3613; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2958; Y10T428/31504; Y10T428/31678; Y10T428/31714
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
61 words
A CORED SOLDER COMPRISING A TUBULAR TIN SOLDER WIRE, THE CORE OF SAID TUBULAR WIRE CONTAINING A FLUX CONSITING ESSENTIALLY OF ROSIN AND 0.05% TO 3% WEIGHT OF AN ACTIVATOR SELECTED FROM THE GROUP CONSISTING OF BROMINATED ALIPHATIC COMPOUNDS HAVING LESS THAN FIVE CARBON ATOMS AND AT LEAST THREE BROMINE ATOMS AND BROMINATED BENZENE COMPOUNDS HAVING AT LEAST THREE BROMINE ATOMS.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |