Patent US2136102A successfully refreshed from Google Patents.
US2136102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scraper
Assignee: Heil Co
•
Filing: 1936-01-22
•
Granted: 1938-11-08
•
Expires: 1956-01-22
Abstract
No abstract record available.
Inventors
- 👤 Julius P Heil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:45
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/64; E02F3/65; E02F3/654; E02F3/657; E02F3/6454; E02F3/6472; E02F3/656
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) | 1941-11-07 | 1942-05-09 | 1942-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-11-07 | 1946-05-09 | 1946-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-11-07 | 1950-05-09 | 1950-11-08 | $7700.00 | Window Closed / Lapsed |