US925906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination anchor and wall-packer.
Assignee: ANNIE M HEETER
•
Filing: 1907-02-19
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Granted: 1909-06-22
•
Expires: 1927-02-19
Abstract
No abstract record available.
Inventors
- 👤 Charles M Heeter
- 👤 Joseph W Heeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:18
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/10; E21B33/12; E21B33/128
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) | 1912-06-21 | 1912-12-21 | 1913-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-06-21 | 1916-12-21 | 1917-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-06-21 | 1920-12-21 | 1921-06-22 | $7700.00 | Window Closed / Lapsed |