US2585152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gate
Assignee: Individual
•
Filing: 1947-02-13
•
Granted: 1952-02-12
•
Expires: 1967-02-13
Abstract
No abstract record available.
Inventors
- 👤 Jacob B Merchant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:26
CPC Classifications
E; E06; E06B; E06B11/00; E06B11/02; E06B11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US239559A
Cited
US381859A
Cited
US1316062A
Cited
US676429A
Cited
US727734A
Cited
US865577A
Cited
US832428A
Cited
US1079283A
Cited
US2172868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |