US3676256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonding metals to elastomer systems
Assignee: JM Huber Corp
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Filing: 1970-11-18
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Granted: 1972-07-11
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Expires: 1990-11-18
Abstract
Abstract RUBBER VULCANIZATES REINFORCED WITH AIR OXIDIZED TREATED FURNACE CARBON BLACKS SHOW IMPROVED ADHESION TO A SURFACE OF BRASS.
Inventors
- 👤 Peter Aboytes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:29
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08K; C08K3/00; C08K3/02; C08K3/04; Y; Y10; Y10S; Y10S156/00; Y10S156/91; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31707
Claims Analysis
Total Claims: 0
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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) | 1975-07-11 | 1976-01-10 | 1976-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-11 | 1980-01-10 | 1980-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-11 | 1984-01-10 | 1984-07-11 | $7700.00 | Window Closed / Lapsed |