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Patent US3017315A successfully refreshed from Google Patents.
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US3017315A Expired / Lapsed US ⏱️ 0.0 years remaining

Heat sealing bar

Assignee: Phillips Petroleum Co
•
Filing: 1958-06-13
•
Granted: 1962-01-16
•
Expires: 1978-06-13
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Abstract

No abstract record available.

Inventors

  • 👤 Doyle Robert

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 05:47
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/47; B29C66/472; B29C66/70; B29C66/71; B29C66/712; B29C66/73; B29C66/737; B29C66/7377; B29C66/73775; B29C66/73776; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/83; B29C66/832; B29C66/8322; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/919; B29C66/9192; B29C66/91921; B29C66/41; B29C66/43; B29C66/731; B29C66/735; B29C66/7352; B29C66/74; B29C66/748; B29C66/7486; B29C66/7487; B29C66/8145; B29C66/81457; B29C66/92; B29C66/924; B29C66/9241; B29C66/929; B29C66/94; B29C66/949; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2023/0608; B29K2023/065; B29K2023/10; B29K2023/12; B29K2101/00; B29K2101/12; B29K2995/00; B29K2995/0037; B29K2995/0041; B29K2995/0068; B29K2995/0069

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 18 words
A HEAT SEALING BAR WITH A SMOOTH CONVEX, CONTINUOUS HEATING FACE HAVING SEPARATED OPENINGS SPACED ACROSS SAID FACE.
Claim 2
Dependent Claim 18 words
A HEAT SEALING BAR WITH A SMOOTH CONVEX, CONTINUOUS HEATING FACE HAVING SEPARATED OPENINGS SPACED ACROSS SAID FACE.

References Cited (Backward Citations)

US1628203A Cited
CH128096A Cited
US2468965A Cited
US2556452A Cited
US2730161A Cited
US2768272A Cited
US2712343A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-01-15 1965-07-17 1966-01-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-01-15 1969-07-17 1970-01-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-01-15 1973-07-17 1974-01-16 $7700.00 Window Closed / Lapsed

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