US1586892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper-roofing machine
Assignee: Individual
•
Filing: 1920-05-28
•
Granted: 1926-06-01
•
Expires: 1940-05-28
Abstract
No abstract record available.
Inventors
- 👤 Albert C Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:36
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/10; D06B2700/00; D06B2700/27; Y; Y10; Y10T; Y10T156/00; Y10T156/14; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1727
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1929-05-31 | 1929-11-30 | 1930-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-31 | 1933-11-30 | 1934-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-31 | 1937-11-30 | 1938-06-01 | $7700.00 | Window Closed / Lapsed |