US2646361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust-laying emulsion
Assignee: Golden Bear Oil Co
•
Filing: 1950-06-26
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Granted: 1953-07-21
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Expires: 1970-06-26
Abstract
No abstract record available.
Inventors
- 👤 Fritz S Rostler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:36
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
AS A COMPOSITION OF MATTER, A WATER EMULSION OF AN AGGLOMERANT AND ADHESIVE MATERIAL SUITABLE FOR AGGLOMERATION AND BINDING OF EARTHS AND SOLID PARTICLES COMPRISING WATER AS THE CONTINUOUS PHASE AND A DISPERSED PHASE COMPRISING A RESINOUS PETROLEUM FRACTION SUBSTANTIALLY FREE OF ASPHALTENES AND CONTAINING SATURATED COMPONENTS IN AMOUNT NOT SUBSTANTIALLY GREATER THAN ABOUT 25% OF THE SAID RESINOUS PETROLEUM FRACTION.
Claim 2
Dependent Claim
61 words
AS A COMPOSITION OF MATTER, A WATER EMULSION OF AN AGGLOMERANT AND ADHESIVE MATERIAL SUITABLE FOR AGGLOMERATION AND BINDING OF EARTHS AND SOLID PARTICLES COMPRISING WATER AS THE CONTINUOUS PHASE AND A DISPERSED PHASE COMPRISING A RESINOUS PETROLEUM FRACTION SUBSTANTIALLY FREE OF ASPHALTENES AND CONTAINING SATURATED COMPONENTS IN AMOUNT NOT SUBSTANTIALLY GREATER THAN ABOUT 25% OF THE SAID RESINOUS PETROLEUM FRACTION.
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) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |