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US3536554A
Expired / Lapsed
US
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Piped buttonholes
Assignee: Individual
•
Filing: 1969-08-15
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Granted: 1970-10-27
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Expires: 1989-08-15
Abstract
No abstract record available.
Inventors
- 👤 Daniel Weiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:52
CPC Classifications
A; A41; A41H; A41H25/00; A41F; A41F1/00; A41F1/02; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1034; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45759; Y10T428/00; Y10T428/24; Y10T428/24033
Claims Analysis
Total Claims: 0
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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) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |