US2440873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universally adjustable support
Assignee: McGill Manufacturing Co Inc
•
Filing: 1945-03-31
•
Granted: 1948-05-04
•
Expires: 1965-03-31
Abstract
No abstract record available.
Inventors
- 👤 Popp Rudolf
- 👤 Marvin C Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:44
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/02; F16M11/04; F16M11/06; F16M11/12; F16M11/14; F16M11/20; F16M11/2007; F16M11/2035; F16M11/2078; F16M13/00; F16M13/02; F16M13/022; F21; F21V; F21V21/00; F21V21/14; F21V21/26; F21V21/28; F21V21/29; F16M2200/00; F16M2200/02; F16M2200/021; F16M2200/022; F21V21/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US703729A
Cited
US817871A
Cited
US864968A
Cited
US1088690A
Cited
US1703069A
Cited
US1760346A
Cited
US2087812A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-05-04 | 1951-11-03 | 1952-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-05-04 | 1955-11-03 | 1956-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-05-04 | 1959-11-03 | 1960-05-04 | $7700.00 | Window Closed / Lapsed |