US2847338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moisture resistant brazing rod
Assignee: Union Carbide Corp
•
Filing: 1955-07-19
•
Granted: 1958-08-12
•
Expires: 1975-07-19
Abstract
No abstract record available.
Inventors
- 👤 Jr William G Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:32
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/3601; B23K35/3606
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A WELDING AND BRAZ FLUX COATING COMPOSITION FOR A BRAZING ROD EXHIBITING HIGH STABILITY UNDER CHANGING HUMIDITY CONDITIONS, THE COMPOSITION CONSISTING OF 8% TO 12% POWDERED SODIUM BICARBONATE, 65% TO 69% BORIX ACID, AND 21% TO 25% OF AN ORGANIC, NON-HYDROSCOPIC, RESINOUS AS TO PREVENT PREMATURE CHEMICAL REACTION ING SO DISPOSED AS TO PREVENT PREMATURE CHEMICAL REACTION BETWEEN SAID SODIUM BICARBONATE AND SAID BORIC ACID PRIOR TO REACHING FUSION TEMPERATURES.
Claim 2
Dependent Claim
70 words
A WELDING AND BRAZ FLUX COATING COMPOSITION FOR A BRAZING ROD EXHIBITING HIGH STABILITY UNDER CHANGING HUMIDITY CONDITIONS, THE COMPOSITION CONSISTING OF 8% TO 12% POWDERED SODIUM BICARBONATE, 65% TO 69% BORIX ACID, AND 21% TO 25% OF AN ORGANIC, NON-HYDROSCOPIC, RESINOUS AS TO PREVENT PREMATURE CHEMICAL REACTION ING SO DISPOSED AS TO PREVENT PREMATURE CHEMICAL REACTION BETWEEN SAID SODIUM BICARBONATE AND SAID BORIC ACID PRIOR TO REACHING FUSION TEMPERATURES.
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) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |