Patent US1756299A successfully refreshed from Google Patents.
Patent US886036A successfully refreshed from Google Patents.
US886036A
Expired / Lapsed
US
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Process for heating and bending pipes.
Assignee: SHAW-KENDALL ENGINEERING Co
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Filing: 1904-11-07
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Granted: 1908-04-28
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Expires: 1924-11-07
Abstract
No abstract record available.
Inventors
- 👤 Willard L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:49
CPC Classifications
B; B21; B21D; B21D11/00; B21D11/20; B21J; B21J5/00; B21J5/06; B21J5/08; Y; Y10; Y10S; Y10S29/00; Y10S29/024
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) | 1911-04-28 | 1911-10-28 | 1912-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-04-28 | 1915-10-28 | 1916-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-04-28 | 1919-10-28 | 1920-04-28 | $7700.00 | Window Closed / Lapsed |