US2983088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging machine
Assignee: United States Steel Corp
•
Filing: 1956-12-21
•
Granted: 1961-05-09
•
Expires: 1976-12-21
Abstract
No abstract record available.
Inventors
- 👤 Albert L Stoeckel
- 👤 Carl T Zimmermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:25
CPC Classifications
B; B65; B65B; B65B19/00; B65B19/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2899783A
Cited
US2076617A
Cited
US2071443A
Cited
US2236890A
Cited
US2256215A
Cited
US2402110A
Cited
US2581042A
Cited
US2749077A
Cited
US2693336A
Cited
US2710712A
Cited
US2641435A
Cited
US2753977A
Cited
US2760318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |