Patent US2816644A successfully refreshed from Google Patents.
US2816644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conveying means of a cutting and finishing plant for metal sheets
Assignee: Individual
•
Filing: 1954-01-11
•
Granted: 1957-12-17
•
Expires: 1974-01-11
Abstract
No abstract record available.
Inventors
- 👤 Ungerer Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:55
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/26; B21; B21D; B21D43/00; B21D43/20; B21D43/22; B65H29/38; B65H29/40; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/421; B65H2301/4212; B65H2404/00; B65H2404/60; B65H2404/65; B65H2404/653; B65H2404/658; B65H2404/6581; B65H2404/659; B65H2404/6591
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1960-12-16 | 1961-06-17 | 1961-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-16 | 1965-06-17 | 1965-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-16 | 1969-06-17 | 1969-12-17 | $7700.00 | Window Closed / Lapsed |