US2601312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coaster
Assignee: Individual
•
Filing: 1946-04-15
•
Granted: 1952-06-24
•
Expires: 1966-04-15
Abstract
No abstract record available.
Inventors
- 👤 William A Mcgrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:03
CPC Classifications
A; A47; A47G; A47G23/00; A47G23/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US424028A
Cited
US506120A
Cited
GB189919337A
Cited
GB204375A
Cited
US1662146A
Cited
FR709652A
Cited
US1981627A
Cited
GB424544A
Cited
GB525264A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-24 | 1955-12-24 | 1956-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-24 | 1959-12-24 | 1960-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-24 | 1963-12-24 | 1964-06-24 | $7700.00 | Window Closed / Lapsed |