Patent US3070570A successfully refreshed from Google Patents.
US3070570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paving composition comprising aggregate plus steam cracked petroleum resin
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1959-08-03
•
Granted: 1962-12-25
•
Expires: 1979-08-03
Abstract
No abstract record available.
Inventors
- 👤 Albert M Gessler
- 👤 William J Sparks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:07
CPC Classifications
C; C08; C08F; C08F240/00; C04; C04B; C04B26/00; C04B26/02; C04B26/04; C04B26/045; C04B26/26; C08F10/00; Y; Y10; Y10S; Y10S524/00; Y10S524/914
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
133 words
A PAVING COMPOSITION COMPRISING AGGREGATE, THE PARTICLES OF WHICH ARE OF A SIZE OF 100 MESH AND COARSER, BONDED WITH BETWEEN ABOUT 1 AND ABOUT 10% BY WEIGHT OF A THERMOPLASTIC SYNTHETIC PETROLEUM RESIN OBTAINED BY THE POLYMERIZATION OF OLEFINS ABD DIOLEFINS PREPARED BY THE STEAM CRACKING OF PETROLEUM FRACTIONS SAID RESIN HAVING A SOFTENING POINT MEASURED BY THE RING-AND-BALL METHOD OF BETWEEN ABOUT 125 AWND ABOUT 230*F., AN AVERAGE MOLECULAR WEIGHT OF BETWEEN ABOUT 1,000 AND ABOUT 1,500, A SPECIFIC GRAVITY AT 25*C., WITH RESPECT TO A SPECIFIC GRAVITY OF WATER OF ONE, MEASURED AT 25*C., OF BETWEEN ABOUT 0.96 AND 0.98, A CARBON TO HYDROGEN RATIO OF BETWEEN ABOUT 6.0 TO 1 AND ABOUT 7.0 TO 1, THE COMPOSITION HAVING A MARSHALL STABILITY MEASURED AT 140*F. OF AT LEAST 2,000 LBS.
Claim 2
Dependent Claim
133 words
A PAVING COMPOSITION COMPRISING AGGREGATE, THE PARTICLES OF WHICH ARE OF A SIZE OF 100 MESH AND COARSER, BONDED WITH BETWEEN ABOUT 1 AND ABOUT 10% BY WEIGHT OF A THERMOPLASTIC SYNTHETIC PETROLEUM RESIN OBTAINED BY THE POLYMERIZATION OF OLEFINS ABD DIOLEFINS PREPARED BY THE STEAM CRACKING OF PETROLEUM FRACTIONS SAID RESIN HAVING A SOFTENING POINT MEASURED BY THE RING-AND-BALL METHOD OF BETWEEN ABOUT 125 AWND ABOUT 230*F., AN AVERAGE MOLECULAR WEIGHT OF BETWEEN ABOUT 1,000 AND ABOUT 1,500, A SPECIFIC GRAVITY AT 25*C., WITH RESPECT TO A SPECIFIC GRAVITY OF WATER OF ONE, MEASURED AT 25*C., OF BETWEEN ABOUT 0.96 AND 0.98, A CARBON TO HYDROGEN RATIO OF BETWEEN ABOUT 6.0 TO 1 AND ABOUT 7.0 TO 1, THE COMPOSITION HAVING A MARSHALL STABILITY MEASURED AT 140*F. OF AT LEAST 2,000 LBS.
Claim 3
Dependent Claim
23 words
A PAVING COMPOSITION AS IN CLAIM 1 WHEREIN THE PETROLEUM RESIN CONTAINS UP TO ABOUT AN EQUAL A,OUNT OF ITS WEIGHT OF POLYPROPYLENE.
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) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |