US3498363A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making bearing for industrial truck wheel
Assignee: WILFRIED K SPINDLER
•
Filing: 1967-06-27
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Granted: 1970-03-03
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Expires: 1987-06-27
Abstract
No abstract record available.
Inventors
- 👤 Wilfried K Spindler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:38
CPC Classifications
B; B22; B22D; B22D19/00; B22D19/08; B22D19/085; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49705
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US636464A
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US1164172A
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US1200245A
Cited
US1494099A
Cited
US1590392A
Cited
US1663642A
Cited
GB371559A
Cited
GB407120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |