US3047414A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Asphalt compositions and wetting and anti-stripping agents for use in connection therewith
Assignee: Individual
•
Filing: 1957-08-28
•
Granted: 1962-07-31
•
Expires: 1977-08-28
Abstract
No abstract record available.
Inventors
- 👤 Katz Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:58
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K5/175
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A METHOD OF ENHANCING THE BONDING, WETTING AND ANTI-STRIPPING PROPERTIES OF ASPHALT, TAR AND BITUMINOUS COMPOSITIONS ON AGGREGATES FOR ROAD BUILDING WHICH COMPRISES ADDING THERETO ABOUT 1/4 TO 2% OF AN ADDITIVE OF THE FORMULA:
Claim 2
Independent Claim
35 words
A METHOD OF ENHANCING THE BONDING, WETTING AND ANTI-STRIPPING PROPERTIES OF ASPHALT, TAR AND BITUMINOUS COMPOSITIONS ON AGGREGATES FOR ROAD BUILDING WHICH COMPRISES ADDING THERETO ABOUT 1/4 TO 2% OF AN ADDITIVE OF THE FORMULA:
References Cited (Backward Citations)
BE529238A
Cited
GB578694A
Cited
US2514954A
Cited
GB711654A
Cited
GB755777A
Cited
GB755848A
Cited
US2737509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |