US3357618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Western Atlas Inc
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Filing: 1966-01-04
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Granted: 1967-12-12
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Expires: 1986-01-04
Abstract
No abstract record available.
Inventors
- 👤 Charles A Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:53
CPC Classifications
B; B65; B65C; B65C9/00; B65C9/08; B65C9/12; B65C7/00; B65C7/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
AN APPARATUS HAVING AN ATTACHING STATION FOR PINNING ARTICLE TO OTHER ARTICLE; THE COMBINATION OF: A FIXED ANVIL HAVING AN INDENTED AREA AT SAID ATTACHING STATION; A MOVABLE PLUNGER AT SAID ATTACHING STATION, SAID PLUNGER INCLUDING A RECESS WITHIN THE LEADING EDGE THEREOF; A COMPRESSION SPRING MOUNTED WITHIN SAID RECESS; MEANS FOR ADVANCING SAID PLUNGER UNIFORMLY TO A GIVEN POSITION RELATIVE TO SAID ANVIL; A SECONDARY PLUNGER EXTENDING FORWARD OF THE FIRST SAID PLUNGER AND SLIDEABLE WITHIN SAID RECESS FOR YIELDABLE COOPERATION WITH SAID ANVIL IN THE OPERATION OF SAID FIRST PLUNGER FOR THEREBY BOWING AND HOLDING ARTICLES WITHIN SAID INDENTED AREA OF SAID ANVIL; BOTH SAID PLUNGERS HAVING AN OPEN END FORMING A SLOT IN COMMON; AND A PLATE MOUNTED WITHIN SAID IN COMMON OPEN END SLOTS, REMOVABLY SECURED TO SAID FIRST PLUNGER AND ADAPTED FOR LIMITING THE OUTWARD MOVEMENT OF SAID SECONDARY PLUNGER ALONG SAID RECESS AS URGED BY SAID SPRING.
Claim 2
Independent Claim
153 words
AN APPARATUS HAVING AN ATTACHING STATION FOR PINNING ARTICLE TO OTHER ARTICLE; THE COMBINATION OF: A FIXED ANVIL HAVING AN INDENTED AREA AT SAID ATTACHING STATION; A MOVABLE PLUNGER AT SAID ATTACHING STATION, SAID PLUNGER INCLUDING A RECESS WITHIN THE LEADING EDGE THEREOF; A COMPRESSION SPRING MOUNTED WITHIN SAID RECESS; MEANS FOR ADVANCING SAID PLUNGER UNIFORMLY TO A GIVEN POSITION RELATIVE TO SAID ANVIL; A SECONDARY PLUNGER EXTENDING FORWARD OF THE FIRST SAID PLUNGER AND SLIDEABLE WITHIN SAID RECESS FOR YIELDABLE COOPERATION WITH SAID ANVIL IN THE OPERATION OF SAID FIRST PLUNGER FOR THEREBY BOWING AND HOLDING ARTICLES WITHIN SAID INDENTED AREA OF SAID ANVIL; BOTH SAID PLUNGERS HAVING AN OPEN END FORMING A SLOT IN COMMON; AND A PLATE MOUNTED WITHIN SAID IN COMMON OPEN END SLOTS, REMOVABLY SECURED TO SAID FIRST PLUNGER AND ADAPTED FOR LIMITING THE OUTWARD MOVEMENT OF SAID SECONDARY PLUNGER ALONG SAID RECESS AS URGED BY SAID SPRING.
References Cited (Backward Citations)
US2083150A
Cited
US3025054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |