US2639664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet conveyer
Assignee: R Hoe and Co Inc
•
Filing: 1946-12-14
•
Granted: 1953-05-26
•
Expires: 1966-12-14
Abstract
No abstract record available.
Inventors
- 👤 Alexander J Albrecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:47
CPC Classifications
B; B41; B41F; B41F21/00; B41F21/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US137347A
Cited
US319460A
Cited
US1514049A
Cited
US1566604A
Cited
GB473337A
Cited
US2195545A
Cited
US2257502A
Cited
US2198385A
Cited
US2245343A
Cited
US2226674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |