US3259678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for manufacturing electrical components and the like
Assignee: Individual
•
Filing: 1961-07-07
•
Granted: 1966-07-05
•
Expires: 1981-07-07
Abstract
No abstract record available.
Inventors
- 👤 Jesse B Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:42
CPC Classifications
B; B24; B24C; B24C3/00; B24C3/32; B24C3/322; H; H05; H05K; H05K2201/00; H05K2201/09; H05K2201/09009; H05K2201/09036; H05K2201/09818; H05K2201/09981; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A METHOD OF MANUFACTURING AN ELECTRICAL COMPONENT COMPRISING FORMING A SOLID TOROIDAL BODY WITH SUBSTANTIALLY FLAT RADICAL FACES AND CIRCULAR INNER AND OUTER WALLS EXTENDING BETWEEN SAID FACES, FORMING EVENTLY SPACED AXIALLY EXTENDING GROOVES IN SAID WALLS, MASKING SAID FACES WITH A SUBSTANCE RESISTANT TO A PREDETERMINED ABRASIVE AND LEAVING STRIPS EXPOSED CONNECTING THE SLOTS IN THE INNER WALL WITH RESPECTIVE SOLTS IN THE OUTER WALL, THE STRIPS AND SLOTS CONSTITUTING A SPIRAL PATH AROUND SAID BODY, PROPELLING SAID ABRASIVE AT SAID FACES TO ERODE SAID STRIPS, AND DEPOSITING IN THE ERODED STRIPS AND THE SLOTS A METAL FORM A READILY DECOMPOSED AND VOLATILE METAL BEARING COMPOUND.
Claim 2
Independent Claim
107 words
A METHOD OF MANUFACTURING AN ELECTRICAL COMPONENT COMPRISING FORMING A SOLID TOROIDAL BODY WITH SUBSTANTIALLY FLAT RADICAL FACES AND CIRCULAR INNER AND OUTER WALLS EXTENDING BETWEEN SAID FACES, FORMING EVENTLY SPACED AXIALLY EXTENDING GROOVES IN SAID WALLS, MASKING SAID FACES WITH A SUBSTANCE RESISTANT TO A PREDETERMINED ABRASIVE AND LEAVING STRIPS EXPOSED CONNECTING THE SLOTS IN THE INNER WALL WITH RESPECTIVE SOLTS IN THE OUTER WALL, THE STRIPS AND SLOTS CONSTITUTING A SPIRAL PATH AROUND SAID BODY, PROPELLING SAID ABRASIVE AT SAID FACES TO ERODE SAID STRIPS, AND DEPOSITING IN THE ERODED STRIPS AND THE SLOTS A METAL FORM A READILY DECOMPOSED AND VOLATILE METAL BEARING COMPOUND.
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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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |