Patent US2611573A successfully refreshed from Google Patents.
US2611573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light supporting means
Assignee: Individual
•
Filing: 1946-01-17
•
Granted: 1952-09-23
•
Expires: 1966-01-17
Abstract
No abstract record available.
Inventors
- 👤 John C Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:54
CPC Classifications
A; A45; A45C; A45C15/00; A45C15/06; Y; Y10; Y10T; Y10T24/00; Y10T24/13; Y10T24/1365
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US497065A
Cited
US1319997A
Cited
US1144087A
Cited
US1432297A
Cited
US1735212A
Cited
US1774775A
Cited
GB435632A
Cited
US2179214A
Cited
US2215320A
Cited
US2285454A
Cited
US2263463A
Cited
US2299148A
Cited
US2410535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-23 | 1956-03-24 | 1956-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-23 | 1960-03-24 | 1960-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-23 | 1964-03-24 | 1964-09-23 | $7700.00 | Window Closed / Lapsed |