US2496174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
End closure means for billfolds
Assignee: Enger Kress Co
•
Filing: 1944-11-29
•
Granted: 1950-01-31
•
Expires: 1964-11-29
Abstract
No abstract record available.
Inventors
- 👤 William A Pence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:38
CPC Classifications
A; A45; A45C; A45C1/00; A45C1/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US427676A
Cited
US578299A
Cited
GB189520476A
Cited
US880223A
Cited
GB191224258A
Cited
CH64019A
Cited
US1278115A
Cited
CH93707A
Cited
US1778448A
Cited
US2011844A
Cited
US2369597A
Cited
US2384199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-30 | 1953-08-01 | 1954-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-30 | 1957-08-01 | 1958-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-30 | 1961-08-01 | 1962-01-31 | $7700.00 | Window Closed / Lapsed |