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US3468206A Expired / Lapsed US ⏱️ 0.0 years remaining

Combination metal punch and shear

Assignee: WALTER M BAKULA
•
Filing: 1966-12-14
•
Granted: 1969-09-23
•
Expires: 1986-12-14
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Abstract

No abstract record available.

Inventors

  • 👤 Walter M Bakula

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 00:52
CPC Classifications
B; B23; B23D; B23D31/00; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8798; Y10T83/8799; Y10T83/8801; Y10T83/8821; Y10T83/8858; Y10T83/8866

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US326768A Cited
US405526A Cited
US675254A Cited
US855766A Cited
US3090270A Cited
US3140634A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-09-22 1973-03-24 1973-09-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-09-22 1977-03-24 1977-09-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-09-22 1981-03-24 1981-09-23 $7700.00 Window Closed / Lapsed

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