US2858289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion inhibitor for gas-producing charges
Assignee: Hercules Powder Co
•
Filing: 1953-05-25
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Granted: 1958-10-28
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Expires: 1973-05-25
Abstract
No abstract record available.
Inventors
- 👤 James N Bohn
- 👤 Allan G Sandhoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:15
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/02; F42B5/18; F42B5/192; F42B5/196; C; C06; C06B; C06B23/00; C06B23/007; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C08; C08F; C08F259/00; C08F259/02; C08F259/04; C08F265/00; C08F265/04; C08F265/06; C08K; C08K5/00; C08K5/0008; C08K5/0016; C08K5/04; C08K5/10; C08K5/11; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L33/00; C08L33/04; C08L33/06; C08L33/10; C08L33/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A CURABLE MIXTURE ADAPTED FOR INHIBITOR APPLICATION TO COMBUSTIBLE GAS-PRODUCING CHARGES COMPRISING BY WEIGHT FROM 25 TO 50% MONOMERIC BUTYL METHACRYLATE, FROM 25 TO 45% OF A COPOLYMER OF VINYL CHLORIDE WITH NOT MORE THAN ABOUT 5% OF VINYL ACATATE, FROM 5 TO 30% OF POLYMERIC METHYL METHACRYLATE, AND FROM 5 TO 20% OF A NONVOLATILE PLASTICIZER FOR THE VINYL CHLORIDE-VINYL ACETATE COPOLYMER.
Claim 2
Dependent Claim
63 words
A CURABLE MIXTURE ADAPTED FOR INHIBITOR APPLICATION TO COMBUSTIBLE GAS-PRODUCING CHARGES COMPRISING BY WEIGHT FROM 25 TO 50% MONOMERIC BUTYL METHACRYLATE, FROM 25 TO 45% OF A COPOLYMER OF VINYL CHLORIDE WITH NOT MORE THAN ABOUT 5% OF VINYL ACATATE, FROM 5 TO 30% OF POLYMERIC METHYL METHACRYLATE, AND FROM 5 TO 20% OF A NONVOLATILE PLASTICIZER FOR THE VINYL CHLORIDE-VINYL ACETATE COPOLYMER.
References Cited (Backward Citations)
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Cited
GB540383A
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US2392857A
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US2643184A
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US2498388A
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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) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |