US3274641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for making crutch pads
Assignee: Individual
•
Filing: 1963-02-28
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Granted: 1966-09-27
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Expires: 1983-02-28
Abstract
No abstract record available.
Inventors
- 👤 Howard C Lien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:24
CPC Classifications
B; B29; B29C; B29C33/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49876
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
IN AN APPARATUS FOR MAKING MOLDED CRUTCH PADS OF THE TYPE HAVING A CRUTCH RECEIVING OPENINGS WITH AN ELASTIC REINFORCING BAND DISPOSED ADJACENT TO SAID OPENING, SAID PAD BEING FORMED ON A MANDREL, A LOADING DEVICE HAVING HOLDING MEANS SLIGHTLY LARGER THAN SAID MANDREL, SAID BAND ADAPTED TO BE MOUNTED ON SAID HOLDING MEANS, SAID LOADING DEVICE ADAPTED TO BE DISPOSED ADJACENT TO SAID MANDREL SO THAT SAID BAND SUBSTANTIALLY SURROUNDS SAID MANDREL, AND MEANS FOR RELEASING SAID BAND FROM SAID HOLDING MEANS INTO ENGAGEMENT WITH SAID MANDREL.
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |