Patent US2579399A successfully refreshed from Google Patents.
US2579399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making containers from plastic tubing
Assignee: Individual
•
Filing: 1951-03-05
•
Granted: 1951-12-18
•
Expires: 1971-03-05
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Ruckberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:51
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/28; B29C49/30; B29C49/36; B29C49/42; B29C49/58; B29C49/60
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |