US3496816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-on siamese twin books separator,trimmer,and resequencing process and apparatus
Assignee: J W CLEMENT CO
•
Filing: 1968-01-08
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Granted: 1970-02-24
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Expires: 1988-01-08
Abstract
No abstract record available.
Inventors
- 👤 Richard L Doerfler
- 👤 John J Nill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:44
CPC Classifications
B; B26; B26D; B26D11/00; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0524; Y10T83/202; Y10T83/2074; Y10T83/444; Y10T83/4577; Y10T83/463; Y10T83/647; Y10T83/6476
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2562938A
Cited
US2562950A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |