Patent US3386878A successfully refreshed from Google Patents.
US3386878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making expanded plastic articles and laminates involved in such method
Assignee: Uniroyal Inc
•
Filing: 1964-06-18
•
Granted: 1968-06-04
•
Expires: 1984-06-18
Abstract
No abstract record available.
Inventors
- 👤 Robert W Pooley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:32
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/04; C08J9/06; C08J9/10; C08J9/101; Y; Y10; Y10S; Y10S264/00; Y10S264/05; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249988; Y10T428/31504; Y10T428/31536; Y10T428/31855; Y10T428/31909; Y10T428/31928
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2495175A
Cited
US2746898A
Cited
US2817620A
Cited
US3211814A
Cited
US3213071A
Cited
US3179143A
Cited
US3128262A
Cited
US3262805A
Cited
US3294602A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |