US2702253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface metallizing method
Assignee: Svenska AB Gasaccumulator
•
Filing: 1950-11-01
•
Granted: 1955-02-15
•
Expires: 1970-11-01
Abstract
No abstract record available.
Inventors
- 👤 Bergstrom Emil Axel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:39
CPC Classifications
C; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/20; C23C18/28; C23C18/30; C03; C03C; C03C17/00; C03C17/06; C03C17/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A METHOD OF METALIZING A SURFACE WHICH DOES NOT REDUCE STANNOUS CHLORIDE WITH AT LEAST ONE DESIRED COATING METAL SELECTED FROM THE GROUP CONSISTING OF OS, IR, PT, PH, RU, PD, FE, CO, NI, CR, AL, MG, AND MN, COMPRISING THE STEPS, FIRST, OF STEEPING SAID SURFACE IN A DILUTE SOLUTION OF SNCL2 AND THEN RINSING THE SAME, SECOND, OF STEEPING THE SAME IN A DILUTE SOLUTION OF A CHLORIDE OF PALLADIUM, AND THIRD, OF STEEPING THE SAME IN A SOLUTION CONTAINING A SALT OF SAID DESIRED METAL.
Claim 2
Independent Claim
88 words
A METHOD OF METALIZING A SURFACE WHICH DOES NOT REDUCE STANNOUS CHLORIDE WITH AT LEAST ONE DESIRED COATING METAL SELECTED FROM THE GROUP CONSISTING OF OS, IR, PT, PH, RU, PD, FE, CO, NI, CR, AL, MG, AND MN, COMPRISING THE STEPS, FIRST, OF STEEPING SAID SURFACE IN A DILUTE SOLUTION OF SNCL2 AND THEN RINSING THE SAME, SECOND, OF STEEPING THE SAME IN A DILUTE SOLUTION OF A CHLORIDE OF PALLADIUM, AND THIRD, OF STEEPING THE SAME IN A SOLUTION CONTAINING A SALT OF SAID DESIRED METAL.
References Cited (Backward Citations)
US2030476A
Cited
US2303871A
Cited
US2430581A
Cited
US2454610A
Cited
US2464143A
Cited
US2532284A
Cited
US2532283A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |