US1341589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plate-forming machine
Assignee: JOHN WANAMAKER
•
Filing: 1917-12-05
•
Granted: 1920-05-25
•
Expires: 1937-12-05
Abstract
No abstract record available.
Inventors
- 👤 Martin O Rehfuss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:54
CPC Classifications
B; B21; B21D; B21D19/00; B21D19/08; B21D35/00; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8841; Y10T83/8845; Y10T83/8853
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) | 1923-05-25 | 1923-11-24 | 1924-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-05-25 | 1927-11-24 | 1928-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-05-25 | 1931-11-24 | 1932-05-25 | $7700.00 | Window Closed / Lapsed |