US1931899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washer
Assignee: Individual
•
Filing: 1931-10-24
•
Granted: 1933-10-24
•
Expires: 1951-10-24
Abstract
No abstract record available.
Inventors
- 👤 Philip A Mcleod
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:36
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/14; F16B21/00; F16B21/09; F16B43/00; F16B43/003; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/974; Y10S411/991; Y10S411/992; Y10S411/993; Y10T; Y10T24/00; Y10T24/36; Y10T24/3626
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) | 1936-10-23 | 1937-04-24 | 1937-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-10-23 | 1941-04-24 | 1941-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-10-23 | 1945-04-24 | 1945-10-24 | $7700.00 | Window Closed / Lapsed |