US968625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for upsetting and calking stay-bolts.
Assignee: HEINE SAFETY BOILER Co
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Filing: 1909-04-07
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Granted: 1910-08-30
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Expires: 1929-04-07
Abstract
No abstract record available.
Inventors
- 👤 George E Wood
- 👤 Edward C Meier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:25
CPC Classifications
B; B21; B21J; B21J7/00; B21J7/02; B21J7/14; B21J7/16; Y; Y10; Y10T; Y10T403/00; Y10T403/38; Y10T403/49
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) | 1913-08-29 | 1914-02-28 | 1914-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-08-29 | 1918-02-28 | 1918-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-08-29 | 1922-02-28 | 1922-08-30 | $7700.00 | Window Closed / Lapsed |