US3093561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforcement of rubber with irradiated carbon black
Assignee: Phillips Petroleum Co
•
Filing: 1959-09-17
•
Granted: 1963-06-11
•
Expires: 1979-09-17
Abstract
No abstract record available.
Inventors
- 👤 Kraus Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:00
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/02; C08K3/04; C08K9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
IN THE PRODUCTION OF RUBBER ARTICLES CONTAINING CARBON BLACK AS A REINFORCING AGENT, THE IMPROVEMENT COMPRISING INCORPORATING IN THE RUBBER CARBON BLACK WHICH HAS BEEN SUBJECTED PRIOR TO INCORPORATION IN THE RUBBER TO FAST NEUTRON RADIATION FROM A NUCLEAR REACTOR FOR A TOTAL EXPOSURE OF 10**16 TO 10**18 NVT WHERE NV IS THE NUMBER OF NEUTRONS PER CENTIMETER CROSS-SECTION PER SECOND AND T IS THE TIME IN SECONDS.
Claim 2
Dependent Claim
68 words
IN THE PRODUCTION OF RUBBER ARTICLES CONTAINING CARBON BLACK AS A REINFORCING AGENT, THE IMPROVEMENT COMPRISING INCORPORATING IN THE RUBBER CARBON BLACK WHICH HAS BEEN SUBJECTED PRIOR TO INCORPORATION IN THE RUBBER TO FAST NEUTRON RADIATION FROM A NUCLEAR REACTOR FOR A TOTAL EXPOSURE OF 10**16 TO 10**18 NVT WHERE NV IS THE NUMBER OF NEUTRONS PER CENTIMETER CROSS-SECTION PER SECOND AND T IS THE TIME IN SECONDS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |