US3328231B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US3328231B1 - - Google Patents
Assignee: —
•
Filing: 1966-04-13
•
Granted: 1983-01-25
•
Expires: 1986-04-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:18
CPC Classifications
B; B29; B29C; B29C67/00; B29C67/24; B29C67/242; B29C67/243; B29C39/00; B29K; B29K2067/00; B29K2067/06; Y; Y10; Y10S; Y10S52/00; Y10S52/07; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249986; Y10T428/25; Y10T428/259; Y10T428/31504; Y10T428/31652; Y10T428/31667
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) | 1986-01-24 | 1986-07-26 | 1987-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-01-24 | 1990-07-26 | 1991-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-01-24 | 1994-07-26 | 1995-01-25 | $7700.00 | Window Closed / Lapsed |