Patent US731124A successfully refreshed from Google Patents.
US731124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming serpentine hollow bodies.
Assignee: Individual
•
Filing: 1902-04-17
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Granted: 1903-06-16
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Expires: 1922-04-17
Abstract
No abstract record available.
Inventors
- 👤 Kennedy Park
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:02
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/033; B21D26/047; B21D9/00; B21D9/15; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49387; Y10T29/49389
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) | 1906-06-15 | 1906-12-15 | 1907-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-06-15 | 1910-12-15 | 1911-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-06-15 | 1914-12-15 | 1915-06-16 | $7700.00 | Window Closed / Lapsed |