US3328246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental compositions and methods of making same
Assignee: BICREX LAB Ltd
•
Filing: 1963-09-18
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Granted: 1967-06-27
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Expires: 1983-09-18
Abstract
No abstract record available.
Inventors
- 👤 Gottfried Siegfried
- 👤 Baxendale Lily
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:33
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K6/00; A61K6/60; A61K6/69; A61K8/00; A61K8/18; A61K8/30; A61K8/31; A61K8/33; A61K8/36; A61K8/365; A61K8/72; A61K8/81; A61K8/8105; A61K8/8111; A61K8/92; A61K8/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A NON-THIXOTROPIC NON-GELATINUOUS VEHICLE CONSISTING ESSENTIALLY OF (A) BRANCHED-CHAIN POLYETHYLENE HAVING A MOLECULAR WEIGHT BETWEEN 20,000 AND 30,000 (B) A MEMBER SELECTED FROM THE GROUP CONSISTING OF PETROLEUM JELLY, LANOLIN AND LIQUID PETROLATUM, AND (C) LITHIUM HYDROXY STEARATE, THE WEIGHT RATIO OF (A):(B):(C) BEING WITHIN THE RANGE OF 30 TO 45:20 TO 30:20 TO 35 BASED ON FROM ABOUT 80 TO 99 PARTS BY WEIGHT OF VEHICLE.
Claim 2
Dependent Claim
67 words
A NON-THIXOTROPIC NON-GELATINUOUS VEHICLE CONSISTING ESSENTIALLY OF (A) BRANCHED-CHAIN POLYETHYLENE HAVING A MOLECULAR WEIGHT BETWEEN 20,000 AND 30,000 (B) A MEMBER SELECTED FROM THE GROUP CONSISTING OF PETROLEUM JELLY, LANOLIN AND LIQUID PETROLATUM, AND (C) LITHIUM HYDROXY STEARATE, THE WEIGHT RATIO OF (A):(B):(C) BEING WITHIN THE RANGE OF 30 TO 45:20 TO 30:20 TO 35 BASED ON FROM ABOUT 80 TO 99 PARTS BY WEIGHT OF VEHICLE.
References Cited (Backward Citations)
US2628187A
Cited
US2628205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |