US1590160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polish-rod clamp
Assignee: Individual
•
Filing: 1924-12-03
•
Granted: 1926-06-22
•
Expires: 1944-12-03
Abstract
No abstract record available.
Inventors
- 👤 Edwin L Gluyas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:55
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/12; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3936; Y10T24/394; Y10T279/00; Y10T279/19; Y10T279/1961
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) | 1929-06-21 | 1929-12-21 | 1930-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-06-21 | 1933-12-21 | 1934-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-06-21 | 1937-12-21 | 1938-06-22 | $7700.00 | Window Closed / Lapsed |