US1506384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansion bolt and method
Assignee: HENRY B NEWHALL
•
Filing: 1922-10-04
•
Granted: 1924-08-26
•
Expires: 1942-10-04
Abstract
No abstract record available.
Inventors
- 👤 Henry W Pleister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:09
CPC Classifications
F; F16; F16B; F16B13/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49934; Y10T29/49938
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1927-08-26 | 1928-02-25 | 1928-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-08-26 | 1932-02-25 | 1932-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-08-26 | 1936-02-25 | 1936-08-26 | $7700.00 | Window Closed / Lapsed |