Patent US3452289A successfully refreshed from Google Patents.
Patent US4969747A successfully refreshed from Google Patents.
Patent US575202A successfully refreshed from Google Patents.
Patent US3198015A successfully refreshed from Google Patents.
Patent US2113403A successfully refreshed from Google Patents.
US2113403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile frame
Assignee: Midland Steel Products Co
•
Filing: 1933-02-23
•
Granted: 1938-04-05
•
Expires: 1953-02-23
Abstract
No abstract record available.
Inventors
- 👤 Orlin B Harmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:04
CPC Classifications
B; B62; B62D; B62D27/00; B62D27/02; B62D27/023; B62D21/00; B62D21/02; F; F16; F16B; F16B9/00; F16B9/01; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49892; Y10T29/49908; Y10T29/49915; Y10T29/49922
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) | 1941-04-04 | 1941-10-04 | 1942-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-04-04 | 1945-10-04 | 1946-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-04-04 | 1949-10-04 | 1950-04-05 | $7700.00 | Window Closed / Lapsed |