Patent US2625237A successfully refreshed from Google Patents.
Patent US3323915A successfully refreshed from Google Patents.
US3323915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double cast porous electrode
Assignee: GTE Sylvania Inc
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Filing: 1964-12-04
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Granted: 1967-06-06
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Expires: 1984-12-04
Abstract
No abstract record available.
Inventors
- 👤 Robert L Lambert
- 👤 William R Mckeirnan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:28
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M4/70; H01M4/80; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/1209; Y10T428/12153; Y10T428/12486
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
188 words
A CONTINUOUS PROCESS FOR FABRICATING PLATE SUPPORTS SUITABLE FOR CARRYING ACTIVE MATERIALS TO PROVIDE ELECTRODES FOR STORAGE BATTERIES COMPRISING THE STEPS OF: FLOWING A FIRST SUSPENSION OF SINTERABLE METAL PARTICLES DISPERSED IN A VIOLATILE ORGANIC BINDER AND PLASTICIZER DISSOLVED IN A VOLATILE ORGANIC SOLVENT AND IN THE FORM OF A VISCOUS MASS ONTO A CONTINUOUSLY MOVING SUPPORT TO PROVIDE A FIRST FILM CASTING; EVAPORATING SAID SOLVENT FROM SAID FILM CASTING AT A RATE SUBSTANTIALLY EQUAL TO THE RATE OF SOLVENT DIFFUSION THERETHROUGH TO PROVIDE A PLIABLE SELF-SUPPORTING FILM BY HEATING SAID FILM CASTING DURING CONTINUOUS MOVEMENT THEREOF; DEPOSITING A PLIABLE METAL NETWORK ONTO AND COVERTING THE SURFACE OF SAID CONTINUOUSLY MOVING FIRST PLIABLE SELF-SUPPORTING FILM; FLOWING A SECOND SUSPENSION OF SINTERABLE METAL PARTICLES DISPOSED IN A VOLATILE ORGANIC BINDER AND PLASTICIZER DISSOLVED IN A VOLATILE ORGANIC SOLVENT AND IN THE FORM OF A VISCOUS MASS ONTO SAID CONTINUOUSLY MOVING METAL NETWORK AND FIRST PLIABLE SELF-SUPPORTING FILM, SAID SUSPENSION PROVIDING A SECOND FILM CASTING FILLING THE VOIDS OF SAID METAL NETWORK AND ADHERED TO SAID FIRST FILM AND SAID METAL NETWORK; EVAPORATING SAID SOLVENT FROM SAID SECOND FILM CASTING
Claim 2
Dependent Claim
188 words
A CONTINUOUS PROCESS FOR FABRICATING PLATE SUPPORTS SUITABLE FOR CARRYING ACTIVE MATERIALS TO PROVIDE ELECTRODES FOR STORAGE BATTERIES COMPRISING THE STEPS OF: FLOWING A FIRST SUSPENSION OF SINTERABLE METAL PARTICLES DISPERSED IN A VIOLATILE ORGANIC BINDER AND PLASTICIZER DISSOLVED IN A VOLATILE ORGANIC SOLVENT AND IN THE FORM OF A VISCOUS MASS ONTO A CONTINUOUSLY MOVING SUPPORT TO PROVIDE A FIRST FILM CASTING; EVAPORATING SAID SOLVENT FROM SAID FILM CASTING AT A RATE SUBSTANTIALLY EQUAL TO THE RATE OF SOLVENT DIFFUSION THERETHROUGH TO PROVIDE A PLIABLE SELF-SUPPORTING FILM BY HEATING SAID FILM CASTING DURING CONTINUOUS MOVEMENT THEREOF; DEPOSITING A PLIABLE METAL NETWORK ONTO AND COVERTING THE SURFACE OF SAID CONTINUOUSLY MOVING FIRST PLIABLE SELF-SUPPORTING FILM; FLOWING A SECOND SUSPENSION OF SINTERABLE METAL PARTICLES DISPOSED IN A VOLATILE ORGANIC BINDER AND PLASTICIZER DISSOLVED IN A VOLATILE ORGANIC SOLVENT AND IN THE FORM OF A VISCOUS MASS ONTO SAID CONTINUOUSLY MOVING METAL NETWORK AND FIRST PLIABLE SELF-SUPPORTING FILM, SAID SUSPENSION PROVIDING A SECOND FILM CASTING FILLING THE VOIDS OF SAID METAL NETWORK AND ADHERED TO SAID FIRST FILM AND SAID METAL NETWORK; EVAPORATING SAID SOLVENT FROM SAID SECOND FILM CASTING
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) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |