US1763582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the manufacture of metal tubes
Assignee: CG Conn Ltd
•
Filing: 1928-06-29
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Granted: 1930-06-10
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Expires: 1948-06-29
Abstract
No abstract record available.
Inventors
- 👤 Edward J Gulick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:14
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/021; B21D26/025; B21C; B21C37/00; B21C37/06; B21C37/15; B21C37/28; B21C37/286; B21D26/029; B21D35/00; B21D35/002; B21D35/003; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T29/49826; Y10T29/49893
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) | 1933-06-09 | 1933-12-09 | 1934-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-06-09 | 1937-12-09 | 1938-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-06-09 | 1941-12-09 | 1942-06-10 | $7700.00 | Window Closed / Lapsed |