Patent US3137070A successfully refreshed from Google Patents.
US3137070A
Expired / Lapsed
US
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Envelope opening device
Assignee: Individual
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Filing: 1962-10-31
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Granted: 1964-06-16
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Expires: 1982-10-31
Abstract
No abstract record available.
Inventors
- 👤 Leo J Geier
- 👤 Edmund L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:34
CPC Classifications
B; B43; B43M; B43M7/00; B43M7/002; Y; Y10; Y10S; Y10S30/00; Y10S30/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
A PORTABLE HAND-HELD ENVELOPE OPENING DEVICE COMPRISING: AN ELONGATED SLIDE MEMBER; FIRST AND SECOND ELONGATED FLAT MEMBERS MOUNTED ON SAID SLIDE MEMBER PARALLEL THEREWITH AND IN CLOSELY SPACED PARALLEL RELATIONSHIP WITH EACH OTHER AND RECEIVING AN ENVELOPE EDGE THEREBETWEEN, SAID FLAT MEMBERS BEING RELATIVELY MOVABLE TOWARD EACH OTHER THEREBY TO GRIP SAID ENVELOPE EDGE THEREBETWEEN SAID FLAT MEMBERS RESPECTIVELY HAVING ELONGATED SLOTS FORMED THEREIN PARALLEL WITH SAID SLIDE MEMBER, SAID SLOTS BEING IN REGISTRY; A HAND GRIP MEMBER HAVING MEANS FOR SLIDABLY MOUNTING SAID SLIDE MEMBER THEREON FOR RELATIVE LONGITUDINAL MOVEMENT IN A DIRECTION PARALLEL WITH SAID SLOTS; AND A RELATIVELY THIN STATIONARY BLADE MEMBER SECURED TO SAID GRIP MEMBER AND EXTENDING THROUGH SAID SLOTS, SAID BLADE MEMBER HAVING A CUTTING EDGE DISPOSED AT AN ANGLE WITH RESPECT TO SAID FLAT MEMBERS WHEREBY RELATIVE SLIDING MOTION OF SAID GRIP AND SLIDE MEMBERS CAUSES SAID CUTTING EDGE TO SEVER SAID ENVELOPE EDGE WITH A SLICING ACTION.
Claim 2
Dependent Claim
155 words
A PORTABLE HAND-HELD ENVELOPE OPENING DEVICE COMPRISING: AN ELONGATED SLIDE MEMBER; FIRST AND SECOND ELONGATED FLAT MEMBERS MOUNTED ON SAID SLIDE MEMBER PARALLEL THEREWITH AND IN CLOSELY SPACED PARALLEL RELATIONSHIP WITH EACH OTHER AND RECEIVING AN ENVELOPE EDGE THEREBETWEEN, SAID FLAT MEMBERS BEING RELATIVELY MOVABLE TOWARD EACH OTHER THEREBY TO GRIP SAID ENVELOPE EDGE THEREBETWEEN SAID FLAT MEMBERS RESPECTIVELY HAVING ELONGATED SLOTS FORMED THEREIN PARALLEL WITH SAID SLIDE MEMBER, SAID SLOTS BEING IN REGISTRY; A HAND GRIP MEMBER HAVING MEANS FOR SLIDABLY MOUNTING SAID SLIDE MEMBER THEREON FOR RELATIVE LONGITUDINAL MOVEMENT IN A DIRECTION PARALLEL WITH SAID SLOTS; AND A RELATIVELY THIN STATIONARY BLADE MEMBER SECURED TO SAID GRIP MEMBER AND EXTENDING THROUGH SAID SLOTS, SAID BLADE MEMBER HAVING A CUTTING EDGE DISPOSED AT AN ANGLE WITH RESPECT TO SAID FLAT MEMBERS WHEREBY RELATIVE SLIDING MOTION OF SAID GRIP AND SLIDE MEMBERS CAUSES SAID CUTTING EDGE TO SEVER SAID ENVELOPE EDGE WITH A SLICING ACTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |