Patent US1900298A successfully refreshed from Google Patents.
US1900298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making bushings
Assignee: Individual
•
Filing: 1929-04-22
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Granted: 1933-03-07
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Expires: 1949-04-22
Abstract
No abstract record available.
Inventors
- 👤 Fred C Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:58
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/60; B29C69/00; B29C69/001; B29C69/002; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/04; B29L2031/045
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) | 1936-03-06 | 1936-09-05 | 1937-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-03-06 | 1940-09-05 | 1941-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-03-06 | 1944-09-05 | 1945-03-07 | $7700.00 | Window Closed / Lapsed |