US4367266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cathode collectors for nonaqueous cell having a metal oxide catalyst
Assignee: Edgewell Personal Care Brands LLC
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Filing: 1979-06-28
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Granted: 1983-01-04
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Expires: 1999-06-28
Abstract
Abstract A nonaqueous cell comprising a metal anode, a cathode-electrolyte comprising a solute dissolved in a liquid active cathode, such as an oxyhalide, and a carbonaceous cathode collector containing a metal oxide catalyst.
Inventors
- 👤 Tibor Kalnoki-Kis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:40
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/14; H01M4/00; H01M4/02; H01M4/64; H01M4/66; H01M4/663; H01M4/664; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
34 words
A nonaqueous cell comprising an active metal anode, an ionically conductive cathode-electrolyte solution containing a solute dissolved in a liquid active cathode, and a porous carbonaceous cathode collector containing at least one metal oxide.
Claim 2
Dependent Claim
34 words
A nonaqueous cell comprising an active metal anode, an ionically conductive cathode-electrolyte solution containing a solute dissolved in a liquid active cathode, and a porous carbonaceous cathode collector containing at least one metal oxide.
Claim 3
Dependent Claim
36 words
The nonaqueous cell of claim 1 wherein the metal oxide in the cathode collector ranges from about 1 to about 30 percent by weight based on the weight of the carbonaceous material in the cathode collector.
Claim 4
Dependent Claim
36 words
The nonaqueous cell of claim 2 wherein the metal oxide in the cathode collector ranges from about 5 to about 20 percent by weight based on the weight of the carbonaceous material in the cathode collector.
Claim 5
Dependent Claim
52 words
A nonaqueous cell comprising an active metal anode, an ionically conductive cathode electrolyte solution containing a solute dissolved in a liquid active cathode, and a porous carbonaceous cathode collector containing at least one metal oxide wherein the metal oxide is selected from the group consisting of aluminum oxide, kaolin, and nickel oxide.
Claim 6
Dependent Claim
52 words
A nonaqueous cell comprising an active metal anode, an ionically conductive cathode electrolyte solution containing a solute dissolved in a liquid active cathode, and a porous carbonaceous cathode collector containing at least one metal oxide wherein the metal oxide is selected from the group consisting of aluminum oxide, kaolin, and nickel oxide.
Claim 7
Dependent Claim
36 words
The nonaqueous cell of claim 4 wherein the cathode-electrolyte contains at least one liquid oxyhalide selected from the group consisting of thionyl chloride, sulfuryl chloride, phosphorous oxychloride, thionyl bromide, chromyl chloride, vanadyl tribromide and selenium oxychloride.
Claim 8
Dependent Claim
25 words
The nonaqueous cell of claim 5 wherein the at least one liquid oxyhalide is selected from the group consisting of thionyl chloride and sulfuryl chloride.
Claim 9
Dependent Claim
22 words
The nonaqueous cell of claim 4 wherein the anode is selected from the group consisting of lithium, sodium, calcium, potassium and aluminum.
Claim 10
Dependent Claim
13 words
The nonaqueous cell of claim 4 wherein the cathode-electrolyte contains an inorganic cosolvent.
Claim 11
Dependent Claim
13 words
The nonaqueous cell of claim 4 wherein the cathode-electrolyte contains an organic cosolvent.
Claim 12
Dependent Claim
18 words
The nonaqueous cell of claim 5 wherein the anode is lithium and the liquid oxyhalide is thionyl chloride.
Claim 13
Dependent Claim
18 words
The nonaqueous cell of claim 5 wherein the anode is lithium and the liquid oxyhalide is sulfuryl chloride.
Claim 14
Dependent Claim
22 words
The nonaqueous cell of claim 4 wherein the solute is a complex salt of a Lewis acid and an inorganic ionizable salt.
Claim 15
Dependent Claim
36 words
The nonaqueous cell of claim 4 wherein the metal oxide in the cathode collector ranges from about 1 to about 30 percent by weight based on the weight of the carbonaceous material in the cathode collector.
Claim 16
Dependent Claim
36 words
The nonaqueous cell of claim 4 wherein the metal oxide in the cathode collector ranges from about 5 to about 20 percent by weight based on the weight of the carbonaceous material in the cathode collector.
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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) | 1986-01-03 | 1986-07-05 | 1987-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-01-03 | 1990-07-05 | 1991-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-01-03 | 1994-07-05 | 1995-01-04 | $7700.00 | Window Closed / Lapsed |