Patent US3229361A successfully refreshed from Google Patents.
US3229361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal repairing
Assignee: Individual
•
Filing: 1964-08-07
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Granted: 1966-01-18
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Expires: 1984-08-07
Abstract
No abstract record available.
Inventors
- 👤 Valacich Walter Barry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:59
CPC Classifications
B; B23; B23P; B23P6/00; B23P6/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49718; Y10T29/49732; Y10T29/49734; Y10T29/49746
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A PROCESS FOR REPAIRING ELECTRICALLY CONDUCTING METAL PARTS OF ELECTRICAL DEVICES WHICH PARTS HAVE BEEN DAMAGED BY ELECTRICAL PITTING DURING USE SO AS TO HAVE AT LEAST ONE HOLE, COMPRISING THE STEPS OF: PREPARING THE SURFACE FORMING SAID HOLE TO RECEIVE AND RETAIN FILLING MATERIAL, PREPARING A CONDENSABLE, ELECTRICALLY CONDUCTIVE, SETTABLE FILLING MATERIAL FROM A SILVER AND TIN ALLOY AND MERCURY TO EFFECT AN AMALGAM WHICH EXPANDS UPON SETTING AND WHICH HAS, IN ITS SET STATE, A COEFFICIENT OF EXPANSION SIMILAR TO THAT OF THE METAL BEING RESTORED, OVERFILLING THE RESULTANT HOLE WITH SAID AMALGAM WHILE CONDENSING THE AMALGAM IN THE HOLE TO REMOVE EXCESS MERCURY, AND REMOVING FROM THE OVERFILLED HOLE EXCESS AMOUNTS OF SAID AMALGAM AFTER IT HAS SUBSTANTIALLY SET AND EXPANDED SO AS TO LEAVE A SMOOTH AND CONTOURED ELECTRICALLY CONDUCTIVE RESTORATION, THEREBY REPAIRING THE PITTED ELECTRIICAL DEVICE SO THAT IT IS AT LEAST AS GOOD AS THE ORIGINAL ELECTRICAL DEVICE AND SO THAT IT AND EACH REPAIRED METAL PART THEREOF WILL OPERATE IN THE SAME ELECTRICAL OR ELECTRONIC SENSES PREVIOUSLY REQUIRED THEREOF.
Claim 2
Dependent Claim
176 words
A PROCESS FOR REPAIRING ELECTRICALLY CONDUCTING METAL PARTS OF ELECTRICAL DEVICES WHICH PARTS HAVE BEEN DAMAGED BY ELECTRICAL PITTING DURING USE SO AS TO HAVE AT LEAST ONE HOLE, COMPRISING THE STEPS OF: PREPARING THE SURFACE FORMING SAID HOLE TO RECEIVE AND RETAIN FILLING MATERIAL, PREPARING A CONDENSABLE, ELECTRICALLY CONDUCTIVE, SETTABLE FILLING MATERIAL FROM A SILVER AND TIN ALLOY AND MERCURY TO EFFECT AN AMALGAM WHICH EXPANDS UPON SETTING AND WHICH HAS, IN ITS SET STATE, A COEFFICIENT OF EXPANSION SIMILAR TO THAT OF THE METAL BEING RESTORED, OVERFILLING THE RESULTANT HOLE WITH SAID AMALGAM WHILE CONDENSING THE AMALGAM IN THE HOLE TO REMOVE EXCESS MERCURY, AND REMOVING FROM THE OVERFILLED HOLE EXCESS AMOUNTS OF SAID AMALGAM AFTER IT HAS SUBSTANTIALLY SET AND EXPANDED SO AS TO LEAVE A SMOOTH AND CONTOURED ELECTRICALLY CONDUCTIVE RESTORATION, THEREBY REPAIRING THE PITTED ELECTRIICAL DEVICE SO THAT IT IS AT LEAST AS GOOD AS THE ORIGINAL ELECTRICAL DEVICE AND SO THAT IT AND EACH REPAIRED METAL PART THEREOF WILL OPERATE IN THE SAME ELECTRICAL OR ELECTRONIC SENSES PREVIOUSLY REQUIRED THEREOF.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |