US3234839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple head punch holder
Assignee: PIERCE ALL Manufacturing Ltd
•
Filing: 1964-04-27
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Granted: 1966-02-15
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Expires: 1984-04-27
Abstract
No abstract record available.
Inventors
- 👤 Smeets Gerard Gaston Frans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:43
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/12; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8727; Y10T83/8776; Y10T83/8785
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A MULTIPLE PUNCH HEAD ASSEMBLY COMPRISING A PLURALITY OF PUNCH HOLDING ARM UNITS SWINGABLY JOURNALLED AT ONE END IN STACKED RELATIONSHIP ON A SHAFT PROVIDED THEREFOR, PUNCH GUIDE ACCOMMODATING APERTURES PROVIDED IN THE OTHER ENDS OF SAID ARMS, AND MEANS TO SELECTIVELY LOCK SAID PUNCH HOLDING ARM UNITS IN A PREDETERMINED ANGULAR ORIENTATION WITH RESPECT TO SAID SHAFT.
Claim 2
Dependent Claim
58 words
A MULTIPLE PUNCH HEAD ASSEMBLY COMPRISING A PLURALITY OF PUNCH HOLDING ARM UNITS SWINGABLY JOURNALLED AT ONE END IN STACKED RELATIONSHIP ON A SHAFT PROVIDED THEREFOR, PUNCH GUIDE ACCOMMODATING APERTURES PROVIDED IN THE OTHER ENDS OF SAID ARMS, AND MEANS TO SELECTIVELY LOCK SAID PUNCH HOLDING ARM UNITS IN A PREDETERMINED ANGULAR ORIENTATION WITH RESPECT TO SAID SHAFT.
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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |