US929979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion-bolt anchor.
Assignee: HENRY B NEWHALL
•
Filing: 1908-01-16
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Granted: 1909-08-03
•
Expires: 1928-01-16
Abstract
No abstract record available.
Inventors
- 👤 Henry W Pleister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:12
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/04
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) | 1912-08-02 | 1913-02-01 | 1913-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-08-02 | 1917-02-01 | 1917-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-08-02 | 1921-02-01 | 1921-08-03 | $7700.00 | Window Closed / Lapsed |