US2647765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holder for assembled sheets
Assignee: Individual
•
Filing: 1951-03-20
•
Granted: 1953-08-04
•
Expires: 1971-03-20
Abstract
No abstract record available.
Inventors
- 👤 Brechner Hyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:56
CPC Classifications
B; B41; B41L; B41L3/00; B41L3/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US863480A
Cited
US1025744A
Cited
US1638328A
Cited
GB343428A
Cited
US1884814A
Cited
DE650492C
Cited
US2109066A
Cited
US2524128A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |