US2997518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Activation accelerators
Assignee: Union Carbide Corp
•
Filing: 1958-06-16
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Granted: 1961-08-22
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Expires: 1978-06-16
Abstract
No abstract record available.
Inventors
- 👤 Edward M Klopp
- 👤 Jr William G Darland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:15
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
IN COMBINATION WITH A HALOGEN-ACTIVATED DEFERRED ACTION CELL CONTAINING HYDRATED SALTS WHICH PRODUCE WATER AND AN ELECTROLYTE UPON REACTING WITH SAID HALOGEN, MEANS FOR ACCELERATING SAID REACTION, SAID MEANS CONSISTING OF AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF SULFUR, PHOSPHORUS, ANTIMONY, TELLURIUM, SELENIUM, ARSENIC, BISMUTH AND MIXTURES THEREOF, SAID MEANS BEING PRESENT IN SAID CELL IN INTIMATE MIXTURE WITH SAID HYDRATED SALTS.
Claim 2
Dependent Claim
65 words
IN COMBINATION WITH A HALOGEN-ACTIVATED DEFERRED ACTION CELL CONTAINING HYDRATED SALTS WHICH PRODUCE WATER AND AN ELECTROLYTE UPON REACTING WITH SAID HALOGEN, MEANS FOR ACCELERATING SAID REACTION, SAID MEANS CONSISTING OF AT LEAST ONE ELEMENT SELECTED FROM THE GROUP CONSISTING OF SULFUR, PHOSPHORUS, ANTIMONY, TELLURIUM, SELENIUM, ARSENIC, BISMUTH AND MIXTURES THEREOF, SAID MEANS BEING PRESENT IN SAID CELL IN INTIMATE MIXTURE WITH SAID HYDRATED SALTS.
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) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |