US2556348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable locking support
Assignee: Individual
•
Filing: 1948-09-17
•
Granted: 1951-06-12
•
Expires: 1968-09-17
Abstract
No abstract record available.
Inventors
- 👤 John M Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:51
CPC Classifications
E; E04; E04G; E04G25/00; E04G25/04; E04G25/08; E21; E21D; E21D15/00; E21D15/14; E21D15/28; E21D15/32; F; F16; F16B; F16B7/00; F16B7/10; F16B7/14; F16B7/1454; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44573; Y10T24/4459; Y10T403/00; Y10T403/53; Y10T403/535; Y10T403/70; Y10T403/7075
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |