US3501938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for straightening wrecked vehicles
Assignee: Individual
•
Filing: 1966-11-09
•
Granted: 1970-03-24
•
Expires: 1986-11-09
Abstract
No abstract record available.
Inventors
- 👤 Wesley C Sprague
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:17
CPC Classifications
B; B21; B21D; B21D1/00; B21D1/14; Y; Y10; Y10S; Y10S72/00; Y10S72/705
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2634788A
Cited
US2742945A
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US2901022A
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US2845983A
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US3029859A
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US3015353A
Cited
US3053305A
Cited
US3131748A
Cited
US3108629A
Cited
US3149660A
Cited
US3276237A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |