US2503984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for pasting the edges of sheets to each other
Assignee: H WOLFF BOOK Manufacturing CO Inc
•
Filing: 1948-05-07
•
Granted: 1950-04-11
•
Expires: 1968-05-07
Abstract
No abstract record available.
Inventors
- 👤 Wuko Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:32
CPC Classifications
B; B42; B42C; B42C9/00; B42C9/0081; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1768; Y10T156/1776; Y10T156/1778; Y10T156/178
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US842823A
Cited
US1841539A
Cited
US1876062A
Cited
US1929903A
Cited
US2024932A
Cited
US2284563A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-10 | 1953-10-10 | 1954-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-10 | 1957-10-10 | 1958-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-10 | 1961-10-10 | 1962-04-11 | $7700.00 | Window Closed / Lapsed |