US3516901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foam rubber article
Assignee: Day International Corp
•
Filing: 1967-03-27
•
Granted: 1970-06-23
•
Expires: 1987-03-27
Abstract
No abstract record available.
Inventors
- 👤 Russell E Fultz
- 👤 Reuben Wolk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:48
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/02; B29C44/04; B29C44/0461; B29C44/0469; B29C33/00; B29C33/0033; B29K; B29K2021/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/24992; Y10T428/249921; Y10T428/249953; Y10T428/249981; Y10T428/31504; Y10T428/31826; Y10T428/3183; Y10T428/31833
Claims Analysis
Total Claims: 0
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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) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |