US2508489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crimping machine
Assignee: Houdaille Hershey Corp
•
Filing: 1945-10-25
•
Granted: 1950-05-23
•
Expires: 1965-10-25
Abstract
No abstract record available.
Inventors
- 👤 William H Browne
- 👤 Ward E Lindemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:14
CPC Classifications
B; B21; B21D; B21D13/00; B21D13/04; B29; B29C; B29C53/00; B29C53/22; B29C53/24; B29C53/28; B29C53/285; B31; B31F; B31F1/00; B31F1/20; B31F1/24; B31F1/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US248811A
Cited
US250402A
Cited
US940630A
Cited
US1005764A
Cited
US1749342A
Cited
US2043586A
Cited
US2326174A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |