US3146675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable sheet metal hole cutter
Assignee: Snappy Inc
•
Filing: 1961-02-13
•
Granted: 1964-09-01
•
Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 Leroy E Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:29
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/04; B23B51/05; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/48; B23Q1/4804; B23Q1/4809; B23B2260/00; B23B2260/088; B23B2270/00; B23B2270/56; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/557; Y10T408/567; Y10T409/00; Y10T409/30; Y10T409/306216; Y10T409/306384; Y10T409/30644; Y10T409/306552; Y10T409/306608
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A PORTABLE SHEET METAL CUTTER COMPRISING, A GENERALLY U-SHAPED HANDLE MEMBER HAVING A PAIR OF VERTICALLY SPACED LEG ELEMENTS, A PIVOT POST MOVABLY MOUNTED ON ONE OF SAID LEG ELEMENTS AND BEING ADAPTED TO BE INSERTED INTO A HOLE IN A PIECE OF SHEET METAL TO FUNCTION AS A PIVOT FOR SAID HANDLE MEMBER ABOUT THE HOLE, AND A ROTARY MILLING CUTTER MEMBER ROTATABLY MOUNTED IN SECURED RELATION UPON AND EXTENDING AT RIGHT ANGLES THERETO THROUGH EACH OF SAID VERTICALLY SPACED LEG ELEMENTS IN THE GENERAL PLANE THEREOF, SAID MILLING CUTTER MEMBER BEING ADAPTED TO BE CONNECTED IN DRIVEN RELATION TO A SOURCE OF ROTARY POWER.
Claim 2
Dependent Claim
106 words
A PORTABLE SHEET METAL CUTTER COMPRISING, A GENERALLY U-SHAPED HANDLE MEMBER HAVING A PAIR OF VERTICALLY SPACED LEG ELEMENTS, A PIVOT POST MOVABLY MOUNTED ON ONE OF SAID LEG ELEMENTS AND BEING ADAPTED TO BE INSERTED INTO A HOLE IN A PIECE OF SHEET METAL TO FUNCTION AS A PIVOT FOR SAID HANDLE MEMBER ABOUT THE HOLE, AND A ROTARY MILLING CUTTER MEMBER ROTATABLY MOUNTED IN SECURED RELATION UPON AND EXTENDING AT RIGHT ANGLES THERETO THROUGH EACH OF SAID VERTICALLY SPACED LEG ELEMENTS IN THE GENERAL PLANE THEREOF, SAID MILLING CUTTER MEMBER BEING ADAPTED TO BE CONNECTED IN DRIVEN RELATION TO A SOURCE OF ROTARY POWER.
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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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |