US1249544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shingle-cutting machine for composition roofing.
Assignee: Individual
•
Filing: 1917-03-26
•
Granted: 1917-12-11
•
Expires: 1937-03-26
Abstract
No abstract record available.
Inventors
- 👤 Alexander S Spiegel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:44
CPC Classifications
D; D06; D06N; D06N5/00; B; B31; B31B; B31B70/00; B31B70/14; B31B70/16; B31B2160/00; B31B2160/10; Y; Y10; Y10S; Y10S83/00; Y10S83/92; Y10T; Y10T83/00; 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) | 1920-12-10 | 1921-06-11 | 1921-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-12-10 | 1925-06-11 | 1925-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-12-10 | 1929-06-11 | 1929-12-11 | $7700.00 | Window Closed / Lapsed |