US1854481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for forming channels in pads
Assignee: Chicago Curled Hair Co
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Filing: 1929-03-29
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Granted: 1932-04-19
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Expires: 1949-03-29
Abstract
No abstract record available.
Inventors
- 👤 Garrett W Mudd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:21
CPC Classifications
B; B68; B68G; B68G7/00; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0304; Y10T83/202; Y10T83/2066; Y10T83/207; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6584; Y10T83/6606
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) | 1935-04-19 | 1935-10-19 | 1936-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-04-19 | 1939-10-19 | 1940-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-04-19 | 1943-10-19 | 1944-04-19 | $7700.00 | Window Closed / Lapsed |