US3089855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxygen liberating composition
Assignee: MSA Research Corp
•
Filing: 1959-08-06
•
Granted: 1963-05-14
•
Expires: 1979-08-06
Abstract
No abstract record available.
Inventors
- 👤 Robert M Bovard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:43
CPC Classifications
A; A62; A62B; A62B7/00; A62B7/08; A61; A61K; A61K9/00; A61K9/0012; A61K9/007; A62B21/00; C; C01; C01B; C01B13/00; C01B13/02; C01B13/0203; C01B13/0218
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
AN OXYGEN LIBERATING COMPOSITION WHICH UPON BURNING LIBERATES OXYGEN CONSISTING ESSENTIALLY OF A CONSOLIDATED BODY HAVING SUBSTANTIALLY UNIFORMLY DISTRIBUTED THERETHROUGH, BY WEIGHT, ABOUT 4 TO 7 PERCENT OF STEEL WOOL, 2 TO 6 PERCENT OF BARIUM PEROXIDE, 0 TO 4 PERCENT OF IRON POWDER, AND THE REMAINDER SUBSTANTIALLY ALL ALKALI METAL CHLORATE.
Claim 2
Dependent Claim
52 words
AN OXYGEN LIBERATING COMPOSITION WHICH UPON BURNING LIBERATES OXYGEN CONSISTING ESSENTIALLY OF A CONSOLIDATED BODY HAVING SUBSTANTIALLY UNIFORMLY DISTRIBUTED THERETHROUGH, BY WEIGHT, ABOUT 4 TO 7 PERCENT OF STEEL WOOL, 2 TO 6 PERCENT OF BARIUM PEROXIDE, 0 TO 4 PERCENT OF IRON POWDER, AND THE REMAINDER SUBSTANTIALLY ALL ALKALI METAL CHLORATE.
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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |