US1884491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasterer's hawk
Assignee: Empire Level Manufacturing Corp
•
Filing: 1929-10-12
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Granted: 1932-10-25
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Expires: 1949-10-12
Abstract
No abstract record available.
Inventors
- 👤 Harry J Ziemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:11
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/02; E04F21/06; F; F16; F16B; F16B9/00; F16B9/05; F16B9/054; F16B9/056; F16B2200/00; F16B2200/20; F16B2200/205; F16B2200/40; F16B2200/403
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) | 1935-10-25 | 1936-04-25 | 1936-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-10-25 | 1940-04-25 | 1940-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-10-25 | 1944-04-25 | 1944-10-25 | $7700.00 | Window Closed / Lapsed |