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US886036A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for heating and bending pipes.

Assignee: SHAW-KENDALL ENGINEERING Co
•
Filing: 1904-11-07
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Granted: 1908-04-28
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Expires: 1924-11-07
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Abstract

No abstract record available.

Inventors

  • 👤 Willard L Brown

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 11:45
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

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References Cited (Backward Citations)

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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

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