Patent US3334521A successfully refreshed from Google Patents.
US887950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making seamless hollow ware.
Assignee: Reed and Barton Corp
•
Filing: 1906-09-12
•
Granted: 1908-05-19
•
Expires: 1926-09-12
Abstract
No abstract record available.
Inventors
- 👤 August Gerhard Lindenborg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:30
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/033; B21D26/047
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1911-05-19 | 1911-11-18 | 1912-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-05-19 | 1915-11-18 | 1916-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-05-19 | 1919-11-18 | 1920-05-19 | $7700.00 | Window Closed / Lapsed |