US3353214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for compacting particulate material
Assignee: Individual
•
Filing: 1964-10-30
•
Granted: 1967-11-21
•
Expires: 1984-10-30
Abstract
No abstract record available.
Inventors
- 👤 Herbert C Schulze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:30
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/006; B28; B28B; B28B21/00; B28B21/02; B28B21/10; B29C2791/00; B29C2791/004; B29C2791/008; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2027/00; B29K2027/12; B29K2027/18; B29K2105/00; B29K2105/25; B29K2105/251; Y; Y10; Y10S; Y10S425/00; Y10S425/035
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |