Patent US3100329A successfully refreshed from Google Patents.
US3100329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid capacitors
Assignee: RCA Corp
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Filing: 1960-03-24
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Granted: 1963-08-13
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Expires: 1980-03-24
Abstract
No abstract record available.
Inventors
- 👤 Edward J Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:10
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/15; Y; Y10; Y10S; Y10S205/00; Y10S205/917; Y10T; Y10T29/00; Y10T29/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
THE METHOD OF FORMING A SOLID ELECTROLYTIC CAPACITOR COMPRISING THE FOLLOWING STEPS: PRESSING A POWDERED ANODIZABLE METAL INTO A POROUS PELLET; VACUUM SINTERING SAID PELLET; ELECTROLYTICALLY TREATING SAID PELLET IN A CONCENTRATED AQUEOUS SOLUTION OF A COMPOUND CAPABLE OF PYROLYTIC CONVERSION INTO A SEMICONDUCTIVE METAL OXIDES SO AS TO SIMULTANEOUSLY ANODIZE SAID PELLET AND IMPREGNATE THE PELLET PORES WITH SAID COMPOUND; HEATING SAID WAFER SO AS TO CONVERT SAID COMPOUND, WHICH HAS BEEN THUS ELECTROLYTICALLY INTRODUCED, IN SAID PELLET PORES INTO A SEMICONDUCTIVE METAL OXIDE; REPEATING AT LEAST ONCE THE
Claim 2
Independent Claim
90 words
THE METHOD OF FORMING A SOLID ELECTROLYTIC CAPACITOR COMPRISING THE FOLLOWING STEPS: PRESSING A POWDERED ANODIZABLE METAL INTO A POROUS PELLET; VACUUM SINTERING SAID PELLET; ELECTROLYTICALLY TREATING SAID PELLET IN A CONCENTRATED AQUEOUS SOLUTION OF A COMPOUND CAPABLE OF PYROLYTIC CONVERSION INTO A SEMICONDUCTIVE METAL OXIDES SO AS TO SIMULTANEOUSLY ANODIZE SAID PELLET AND IMPREGNATE THE PELLET PORES WITH SAID COMPOUND; HEATING SAID WAFER SO AS TO CONVERT SAID COMPOUND, WHICH HAS BEEN THUS ELECTROLYTICALLY INTRODUCED, IN SAID PELLET PORES INTO A SEMICONDUCTIVE METAL OXIDE; REPEATING AT LEAST ONCE THE
References Cited (Backward Citations)
US2299228A
Cited
US2936514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |