Patent US1493975A successfully refreshed from Google Patents.
US1493975A
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US
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Attachment for motor vehicles
Assignee: Folberth Auto Specialty Co
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Filing: 1923-01-18
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Granted: 1924-05-13
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Expires: 1943-01-18
Abstract
No abstract record available.
Inventors
- 👤 Frederick G Folberth
- 👤 William M Folberth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:03
CPC Classifications
F; F02; F02M; F02M1/00; F02M1/02; Y; Y10; Y10S; Y10S261/00; Y10S261/49; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/87265; Y10T137/87281; Y10T137/87378; Y10T137/87571; Y10T137/87676; Y10T137/87684
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) | 1927-05-13 | 1927-11-12 | 1928-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-05-13 | 1931-11-12 | 1932-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-05-13 | 1935-11-12 | 1936-05-13 | $7700.00 | Window Closed / Lapsed |