US2662838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition for preparing soldered metal surfaces for painting
Assignee: Jeep Corp
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Filing: 1950-08-09
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Granted: 1953-12-15
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Expires: 1970-08-09
Abstract
No abstract record available.
Inventors
- 👤 Gerald E Oven
- 👤 Suter William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:04
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/08; C09D5/10; C09D5/106
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A COMPOSITION OF TREATING SOLDER METAL SURFACES THAT HAVE BEEN PREPARED FOR SUCH TREATMENT BY APPLICATION THERETO OF AN ALCOHOL SOLUTION OF PHOSPHORIC ACID CONSISTING OF ABOUT 60% BY WEIGHT OF METALLIC ZINC DUST, ABOUT 13% BY WEIGHT OF PIGMENT ZINC CHROMATE AND ABOUT 18% OF AN ISOROPYL ALCOHOL.
Claim 2
Dependent Claim
85 words
AN ARTICLE INCLUDING A SOLDER-METAL AREA HAVING SURFACE PITS OR CAVITIES FILLED WITH A REACTION PRODUCT WHICH RESULTS WHEN AN ALCOHOL SOLUTION OF PHOSPHORIC ACID IS FIRST REACTED WITH A SOLDER METAL AND THE ENSUING PRODUCT IS REACTED WITH A PASTE OF ABOUT 84% METALLIC ZINC DUST AND ABOUT 16% PIGMENT ZINC CHROMATE, SAID FILLINGS BEING BONDED TO THE WALL SURFACE OF SAID PITS BY REACTION OF THE PHOSPHORIC ACID PORTION OF SAID REACTION PRODUCT WITH THE SOLDER METAL FORMING THE WALL OF THE CAVITY.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |