US3012985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pelletized sulfur
Assignee: Stauffer Chemical Co
•
Filing: 1958-03-27
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Granted: 1961-12-12
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Expires: 1978-03-27
Abstract
No abstract record available.
Inventors
- 👤 Zakheim Murray
- 👤 James R Doonan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:18
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/02; C08K3/06; C01; C01B; C01B17/00; C01B17/02; C01B17/0237; C08K9/00; C08K9/08; Y; Y10; Y10S; Y10S524/00; Y10S524/925; Y10S524/926
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A PELLETED SULFUR PRODUCT COMPRISING PREDOMINANTLY SULFUR AND CONTAINING FROM ABOUT 0.1 TO 1.25 PARTS RUBBER PER 100 PARTS SULFUR, SAID RUBBER BEING SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, BUTADIENE-ACRYLONITRILE COPOLYMERS, BUTADIENE-STYRENE RUBBERS, RUBBERY CHLOROPRENE POLYMERS AND ISOBUTYLENE-ISOPRENE CO-POLYMERS AND MIXTURES THEREOF, FROM 0.025 TO 0.25 PART OF A SURFACE ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF ANIONIC AND NON-IONIC SURFACE ACTIVE AGENTS PER 100 PARTS SULFUR AND AT LEAST 0.25 PART HYDROCARBON OIL PER 100 PARTS SULFUR, ALL PARTS BEING BY WEIGHT.
Claim 2
Dependent Claim
86 words
A PELLETED SULFUR PRODUCT COMPRISING PREDOMINANTLY SULFUR AND CONTAINING FROM ABOUT 0.1 TO 1.25 PARTS RUBBER PER 100 PARTS SULFUR, SAID RUBBER BEING SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, BUTADIENE-ACRYLONITRILE COPOLYMERS, BUTADIENE-STYRENE RUBBERS, RUBBERY CHLOROPRENE POLYMERS AND ISOBUTYLENE-ISOPRENE CO-POLYMERS AND MIXTURES THEREOF, FROM 0.025 TO 0.25 PART OF A SURFACE ACTIVE AGENT SELECTED FROM THE GROUP CONSISTING OF ANIONIC AND NON-IONIC SURFACE ACTIVE AGENTS PER 100 PARTS SULFUR AND AT LEAST 0.25 PART HYDROCARBON OIL PER 100 PARTS SULFUR, ALL PARTS BEING BY WEIGHT.
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) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |