Patent US3260674A successfully refreshed from Google Patents.
US3260674A
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US
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Tableted composition for oxygen release
Assignee: Individual
•
Filing: 1962-10-18
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Granted: 1966-07-12
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Expires: 1982-10-18
Abstract
No abstract record available.
Inventors
- 👤 Edward J Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:51
CPC Classifications
C; C01; C01B; C01B13/00; C01B13/02; C01B13/0203; C01B13/0211; A; A01; A01K; A01K63/00; A01K63/04; A01K63/042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A SELF-SUPPORTING COMPOSITION OF MATTER IN THE FORM OF A COMPACTED TABLET HAVING THE ABILITY TO EVOLVE OXYGEN WHEN PLACED IN WATER AND THE ABILITY TO NEUTRALIZE ANY FREE CHLORINE IN THE WATER, SAID COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 0.03% SODIUM SULFITE, 20 TO 40% MONOCALCIUM PHOSPHATE, 1 TO 5% COMPACTED POWDERED AMORPHOUS GRAPHITE, 3 TO 7 1/2% MANGANESE DIOXIDE, 10 TO 45% BARIUM PEROXIDE AND CALCIUM SULFATE IN AT LEAST THE STOICHIOMETRIC EQUIVALENT OF THE BARIUM PEROXIDE, ALL SAID PERCENTAGES BEING BY WEIGHT, SAID COMPACTED POWDERED AMORPHOUS GRAPHITE SERVING AS A SELF-SUPPORTING MATRIX TO HOLD THE TABLET TOGETHER AFTER THE MAJOR PORTION OF THE OTHER COMPONENTS HAVE DISSOLVED OR REACTED WITH WATER.
Claim 2
Dependent Claim
113 words
A SELF-SUPPORTING COMPOSITION OF MATTER IN THE FORM OF A COMPACTED TABLET HAVING THE ABILITY TO EVOLVE OXYGEN WHEN PLACED IN WATER AND THE ABILITY TO NEUTRALIZE ANY FREE CHLORINE IN THE WATER, SAID COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 0.03% SODIUM SULFITE, 20 TO 40% MONOCALCIUM PHOSPHATE, 1 TO 5% COMPACTED POWDERED AMORPHOUS GRAPHITE, 3 TO 7 1/2% MANGANESE DIOXIDE, 10 TO 45% BARIUM PEROXIDE AND CALCIUM SULFATE IN AT LEAST THE STOICHIOMETRIC EQUIVALENT OF THE BARIUM PEROXIDE, ALL SAID PERCENTAGES BEING BY WEIGHT, SAID COMPACTED POWDERED AMORPHOUS GRAPHITE SERVING AS A SELF-SUPPORTING MATRIX TO HOLD THE TABLET TOGETHER AFTER THE MAJOR PORTION OF THE OTHER COMPONENTS HAVE DISSOLVED OR REACTED WITH WATER.
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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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |