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US2941660A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of packaging and packaging structure

Assignee: Tupper Corp
•
Filing: 1953-11-27
•
Granted: 1960-06-21
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Expires: 1973-11-27
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Abstract

No abstract record available.

Inventors

  • 👤 Earl S Tupper

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 12:25
CPC Classifications
B; B65; B65D; B65D43/00; B65D43/02; B65D43/0235; B65D43/0264; B65D43/0272; B65D43/0268; B65D43/0274; B65D77/00; B65D77/22; B65D77/30; B65D77/32; B65D77/38; B65D77/40; B65D2401/00; B65D2401/15; B65D2401/25; B65D2401/60; B65D2543/00; B65D2543/00009; B65D2543/00018; B65D2543/00064; B65D2543/00074; B65D2543/00092; B65D2543/0012; B65D2543/00175; B65D2543/00194; B65D2543/00259; B65D2543/00296; B65D2543/00425; B65D2543/00444; B65D2543/00481; B65D2543/0049; B65D2543/00509; B65D2543/00527; B65D2543/00537; B65D2543/00546; B65D2543/00555

Claims Analysis

Total Claims: 0
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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) 1963-06-21 1963-12-21 1964-06-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-06-21 1967-12-21 1968-06-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-06-21 1971-12-21 1972-06-21 $7700.00 Window Closed / Lapsed

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