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US763550A
Expired / Lapsed
US
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Vulcanizing india-rubber boots or shoes.
Assignee: Individual
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Filing: 1904-01-30
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Granted: 1904-06-28
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Expires: 1924-01-30
Abstract
No abstract record available.
Inventors
- 👤 Albert D Field
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:48
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/1703; B29C45/1704
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) | 1907-06-28 | 1907-12-28 | 1908-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-06-28 | 1911-12-28 | 1912-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-06-28 | 1915-12-28 | 1916-06-28 | $7700.00 | Window Closed / Lapsed |