US1610910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite article and method of forming it
Assignee: AT&T Inc
•
Filing: 1924-10-16
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Granted: 1926-12-14
•
Expires: 1944-10-16
Abstract
No abstract record available.
Inventors
- 👤 Robert R Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 15:54
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/04; B29C35/06; B29C48/00; B29C48/03; B29C48/05; B29C48/06; B29K; B29K2021/00; Y; Y10; Y10S; Y10S118/00; Y10S118/19
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) | 1929-12-13 | 1930-06-14 | 1930-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-12-13 | 1934-06-14 | 1934-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-12-13 | 1938-06-14 | 1938-12-14 | $7700.00 | Window Closed / Lapsed |