Patent US3345888A successfully refreshed from Google Patents.
US3345888A
Expired / Lapsed
US
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Cutting tool
Assignee: Cogsdill Tool Products Inc
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Filing: 1965-07-21
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Granted: 1967-10-10
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Expires: 1985-07-21
Abstract
No abstract record available.
Inventors
- 👤 John E Gustkey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:21
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03403; Y; Y10; Y10S; Y10S408/00; Y10S408/714; Y10T; Y10T407/00; Y10T407/13; Y10T407/134; Y10T407/137; Y10T407/22; Y10T407/2222; Y10T407/2252; Y10T408/00; Y10T408/89; Y10T408/892; Y10T82/00; Y10T82/12; Y10T82/122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
IN A CUTTING TOOL ASSEMBLY, A CARTRIDGE HAVING A BODY CONTAINING A SQUARE APERTURE AND A FORWARD CYLINDRICAL APERTURE IN CONTINUATION THEREOF, A TOOL BIT HAVING A BODY CONTAINING A SQUARE SECTION AND A FORWARD CYLINDRICAL PORTION SUPPORTING A CUTTING NIB, THE INNER END OF THE CYLINDRICAL PORTION OF THE BODY ENGAGING THE CORNERS OF THE ENDS OF THE SQUARE SECTION FOR LIMITING THE MOVEMENT OF THE TOOL BIT OUT OF THE CARTRIDGE BODY, A THREADED APERTURE IN THE REAR PORTION OF THE CARTRIDGE BODY, A SPRING IN
Claim 2
Dependent Claim
88 words
IN A CUTTING TOOL ASSEMBLY, A CARTRIDGE HAVING A BODY CONTAINING A SQUARE APERTURE AND A FORWARD CYLINDRICAL APERTURE IN CONTINUATION THEREOF, A TOOL BIT HAVING A BODY CONTAINING A SQUARE SECTION AND A FORWARD CYLINDRICAL PORTION SUPPORTING A CUTTING NIB, THE INNER END OF THE CYLINDRICAL PORTION OF THE BODY ENGAGING THE CORNERS OF THE ENDS OF THE SQUARE SECTION FOR LIMITING THE MOVEMENT OF THE TOOL BIT OUT OF THE CARTRIDGE BODY, A THREADED APERTURE IN THE REAR PORTION OF THE CARTRIDGE BODY, A SPRING IN
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) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |