US1919702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flush door
Assignee: Hyde Murphy Co
•
Filing: 1931-05-06
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Granted: 1933-07-25
•
Expires: 1951-05-06
Abstract
No abstract record available.
Inventors
- 👤 Walter P Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:27
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/70; E06B3/7015; E06B3/96; E06B3/984; E06B2003/7021; E06B2003/7059; E06B2003/7061; E06B2003/7071
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) | 1936-07-24 | 1937-01-23 | 1937-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-07-24 | 1941-01-23 | 1941-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-07-24 | 1945-01-23 | 1945-07-25 | $7700.00 | Window Closed / Lapsed |