US2869755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for discharging successive articles from a stack thereof
Assignee: Production Tool & Die Co Inc
•
Filing: 1956-02-06
•
Granted: 1959-01-20
•
Expires: 1976-02-06
Abstract
No abstract record available.
Inventors
- 👤 Richard J Gaudreau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:40
CPC Classifications
A; A47; A47F; A47F1/00; A47F1/04; A47F1/08; A47F1/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1593717A
Cited
US1680238A
Cited
US1660247A
Cited
US1742371A
Cited
US2037752A
Cited
US2304437A
Cited
US2489765A
Cited
US2604245A
Cited
US2521227A
Cited
US2538185A
Cited
US2561723A
Cited
US2602556A
Cited
US2730268A
Cited
US2796711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |