Patent US2847404A successfully refreshed from Google Patents.
Patent US3097430A successfully refreshed from Google Patents.
US3097430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutter
Assignee: Willcox and Gibbs Sewing Machine Co
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Filing: 1961-07-03
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Granted: 1963-07-16
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Expires: 1981-07-03
Abstract
No abstract record available.
Inventors
- 👤 Lewinski Julius
- 👤 Rashbaum Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:31
CPC Classifications
B; B26; B26D; B26D5/00; B26D5/08; B26D5/086; B23; B23D; B23D51/00; B23D51/08; B23D51/10; B23D59/00; B23D59/001; B23D59/002; B26F; B26F1/00; B26F1/38; B26F1/3806; B26F1/3813; B26F1/382
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A POWER OPERATED CUTTING DEVICE COMPRISING A HOUSING; A BASE SECURED TO THE HOUSING; A RECIPROCATING SHAFT AND A CUTTER CARRIED THEREBY MOUNTED ON THE HOUSING ADJACENT THE FORWARD END THEREOF FOR RECIPROCATION IN THE DIRECTION OF THE BASE TO A CUTTING POSITION BELOW SAID BASE; A CONTACT PLATE ADAPTED TO BE SUPPORTED ON THE SURFACE OF A MATERIAL TO BE CUT AND PIVOTALLY MOUNTED ON THE BASE ADJACENT THE REAR END THEREOF; MEANS NORMALLY URGING THE BASE AWAY FROM THE CONTACT PLATE AND TO A RAISED POSITION; MEANS RECIPROCATING SAID SHAFT WHEN THE BASE IS MOVED TOWARD SAID PLATE A PREDETERMINED DISTANCE AND SAID CUTTER ENGAGES THE MATERIAL TO CUT THE SAME; AND MEANS LIMITING THE MOVEMENT OF THE BASE TOWARD SAID PLATE WHEREBY THE PENETRATION OF THE CUTTER INTO THE MATERIAL IS CONTROLLED.
Claim 2
Dependent Claim
135 words
A POWER OPERATED CUTTING DEVICE COMPRISING A HOUSING; A BASE SECURED TO THE HOUSING; A RECIPROCATING SHAFT AND A CUTTER CARRIED THEREBY MOUNTED ON THE HOUSING ADJACENT THE FORWARD END THEREOF FOR RECIPROCATION IN THE DIRECTION OF THE BASE TO A CUTTING POSITION BELOW SAID BASE; A CONTACT PLATE ADAPTED TO BE SUPPORTED ON THE SURFACE OF A MATERIAL TO BE CUT AND PIVOTALLY MOUNTED ON THE BASE ADJACENT THE REAR END THEREOF; MEANS NORMALLY URGING THE BASE AWAY FROM THE CONTACT PLATE AND TO A RAISED POSITION; MEANS RECIPROCATING SAID SHAFT WHEN THE BASE IS MOVED TOWARD SAID PLATE A PREDETERMINED DISTANCE AND SAID CUTTER ENGAGES THE MATERIAL TO CUT THE SAME; AND MEANS LIMITING THE MOVEMENT OF THE BASE TOWARD SAID PLATE WHEREBY THE PENETRATION OF THE CUTTER INTO THE MATERIAL IS CONTROLLED.
References Cited (Backward Citations)
US590140A
Cited
US1271279A
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US1974642A
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US2552471A
Cited
US2592649A
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US2787679A
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US2966742A
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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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |