US1016584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet-metal work.
Assignee: Individual
•
Filing: 1911-01-14
•
Granted: 1912-02-06
•
Expires: 1931-01-14
Abstract
No abstract record available.
Inventors
- 👤 Charles P Shepherd
- 👤 Edwin S Conrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:03
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/03; B21D39/037; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12201; Y10T428/12292; Y10T428/12347; Y10T428/12451
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) | 1915-02-05 | 1915-08-07 | 1916-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-02-05 | 1919-08-07 | 1920-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-02-05 | 1923-08-07 | 1924-02-06 | $7700.00 | Window Closed / Lapsed |