Patent US3098837A successfully refreshed from Google Patents.
US3098837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latex masterbatching of silica with vinyl pyridine rubbers
Assignee: Uniroyal Inc
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Filing: 1960-04-25
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Granted: 1963-07-23
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Expires: 1980-04-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry E Haxo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:53
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/20; C08J3/205; C08J3/21; C08J3/215; C08K; C08K3/00; C08K3/34; C08K3/36; C08J2309/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2885381A
Cited
US2964490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |