US788970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming flexible metal tubes.
Assignee: STERLING ELECTRIC Co
•
Filing: 1904-05-11
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Granted: 1905-05-02
•
Expires: 1924-05-11
Abstract
No abstract record available.
Inventors
- 👤 Marcus M Waterman
- 👤 Dellford H Holloway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:59
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/12; B21C37/124; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49609
Claims Analysis
Total Claims: 0
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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) | 1908-05-01 | 1908-10-31 | 1909-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-05-01 | 1912-10-31 | 1913-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-05-01 | 1916-10-31 | 1917-05-02 | $7700.00 | Window Closed / Lapsed |