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US1570618A
Expired / Lapsed
US
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Pressing mechanism
Assignee: Individual
•
Filing: 1924-03-08
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Granted: 1926-01-26
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Expires: 1944-03-08
Abstract
No abstract record available.
Inventors
- 👤 Walter H Cotton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:06
CPC Classifications
B; B28; B28B; B28B3/00; B28B3/02; B28B3/08; B28B7/00; B28B7/36; B28B7/366; B28B3/04; B28B3/06
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) | 1929-01-25 | 1929-07-27 | 1930-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-01-25 | 1933-07-27 | 1934-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-01-25 | 1937-07-27 | 1938-01-26 | $7700.00 | Window Closed / Lapsed |