Patent US2318968A successfully refreshed from Google Patents.
Patent US1276188A successfully refreshed from Google Patents.
US1276188A
Expired / Lapsed
US
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Center-bearing.
Assignee: MYRA DIETZ
•
Filing: 1915-09-04
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Granted: 1918-08-20
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Expires: 1935-09-04
Abstract
No abstract record available.
Inventors
- 👤 Charles Dietz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:23
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/02; B61F5/04
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) | 1921-08-19 | 1922-02-18 | 1922-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-08-19 | 1926-02-18 | 1926-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-08-19 | 1930-02-18 | 1930-08-20 | $7700.00 | Window Closed / Lapsed |