US3596539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tapered drift pins and methods of making and using the same
Assignee: Individual
•
Filing: 1969-06-09
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Granted: 1971-08-03
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Expires: 1989-06-09
Abstract
Abstract A tapered drift pin comprising an elongated member provided with a plurality of tapered sections for use with various sized machines.
Inventors
- 👤 Russell L Gollaher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:07
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/06; B23B31/07; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53909; Y10T29/5393
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A multipurpose drift pin for use in removing tapered shank tools, comprising an elongated tapered body portion provided with a plurality of tapered sections of varying thicknesses, said tapered sections each being of essentially uniform thickness.
Claim 2
Dependent Claim
36 words
A multipurpose drift pin for use in removing tapered shank tools, comprising an elongated tapered body portion provided with a plurality of tapered sections of varying thicknesses, said tapered sections each being of essentially uniform thickness.
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) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |