Patent US942184A successfully refreshed from Google Patents.
US942184A
Expired / Lapsed
US
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Method of lining pipes.
Assignee: Individual
•
Filing: 1908-10-14
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Granted: 1909-12-07
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Expires: 1928-10-14
Abstract
No abstract record available.
Inventors
- 👤 James Otis Persons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:08
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/033; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49805; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/4994; Y10T29/53; Y10T29/53652
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) | 1912-12-06 | 1913-06-07 | 1913-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-12-06 | 1917-06-07 | 1917-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-12-06 | 1921-06-07 | 1921-12-07 | $7700.00 | Window Closed / Lapsed |