US1827233A
Expired / Lapsed
US
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Rubber spring bushing and method of making the same
Assignee: General Motors Research Corp
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Filing: 1927-09-15
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Granted: 1931-10-13
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Expires: 1947-09-15
Abstract
No abstract record available.
Inventors
- 👤 Hughes Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:42
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/02; B60G11/10; B60G11/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/4971; Y10T29/49826; Y10T29/49908; Y10T29/49909; Y10T29/49911; Y10T29/49925; Y10T29/49934; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32861; Y10T403/32893; Y10T403/32909
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) | 1934-10-12 | 1935-04-13 | 1935-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-10-12 | 1939-04-13 | 1939-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-10-12 | 1943-04-13 | 1943-10-13 | $7700.00 | Window Closed / Lapsed |