US733568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe or rod coupling device.
Assignee: Individual
•
Filing: 1903-03-16
•
Granted: 1903-07-14
•
Expires: 1923-03-16
Abstract
No abstract record available.
Inventors
- 👤 August Sundh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:49
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/088
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) | 1906-07-13 | 1907-01-12 | 1907-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-07-13 | 1911-01-12 | 1911-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-07-13 | 1915-01-12 | 1915-07-14 | $7700.00 | Window Closed / Lapsed |