US1894037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shingle machine
Assignee: Individual
•
Filing: 1929-01-16
•
Granted: 1933-01-10
•
Expires: 1949-01-16
Abstract
No abstract record available.
Inventors
- 👤 Norman P Harshberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:29
CPC Classifications
B; B27; B27M; B27M3/00; B27M3/02; Y; Y10; Y10S; Y10S83/00; Y10S83/92; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/21; Y10T83/2118; Y10T83/212; Y10T83/465; Y10T83/4696
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) | 1936-01-10 | 1936-07-11 | 1937-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-01-10 | 1940-07-11 | 1941-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-01-10 | 1944-07-11 | 1945-01-10 | $7700.00 | Window Closed / Lapsed |