US914915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for forming threaded openings in castings.
Assignee: Burdick & Son
•
Filing: 1907-11-03
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Granted: 1909-03-09
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Expires: 1927-11-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph Bedell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:46
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/12; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12333
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) | 1912-03-08 | 1912-09-07 | 1913-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-03-08 | 1916-09-07 | 1917-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-03-08 | 1920-09-07 | 1921-03-09 | $7700.00 | Window Closed / Lapsed |