US2019259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for adjusting the length of coaxial and overlapping tubes, or tubes and rods
Assignee: Individual
•
Filing: 1934-02-02
•
Granted: 1935-10-29
•
Expires: 1954-02-02
Abstract
No abstract record available.
Inventors
- 👤 Holt James Bertram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:20
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/26; F16M11/28; F16M2200/00; F16M2200/02; F16M2200/025; F16M2200/027; F16M2200/028; Y; Y10; Y10T; Y10T403/00; Y10T403/53
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) | 1938-10-28 | 1939-04-29 | 1939-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-10-28 | 1943-04-29 | 1943-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-10-28 | 1947-04-29 | 1947-10-29 | $7700.00 | Window Closed / Lapsed |