US1835685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bookbinding machine
Assignee: RR Donnelley and Sons Co
•
Filing: 1929-06-10
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Granted: 1931-12-08
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Expires: 1949-06-10
Abstract
No abstract record available.
Inventors
- 👤 Raymond E Ackley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:14
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/143; B26D1/147; B42; B42C; B42C5/00; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/654; Y10T83/6584; Y10T83/6603; Y10T83/768; Y10T83/7684; Y10T83/7709; Y10T83/7793; Y10T83/7797; Y10T83/7809; Y10T83/7822; Y10T83/7826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1934-12-07 | 1935-06-08 | 1935-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-12-07 | 1939-06-08 | 1939-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-12-07 | 1943-06-08 | 1943-12-08 | $7700.00 | Window Closed / Lapsed |