US3475810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation of rigid members joined by hook and loop
Assignee: American Velcro Inc
•
Filing: 1967-01-12
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Granted: 1969-11-04
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Expires: 1987-01-12
Abstract
No abstract record available.
Inventors
- 👤 Jack K Mates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:11
CPC Classifications
A; A44; A44B; A44B18/00; Y; Y10; Y10S; Y10S52/00; Y10S52/02; Y10S52/13; Y10T; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49822; Y10T29/53; Y10T29/53274; Y10T29/53283; Y10T29/53683; Y10T29/53909; Y10T428/00; Y10T428/24; Y10T428/24008; Y10T428/24017
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA486479A
Cited
US1018892A
Cited
GB191305628A
Cited
US1704376A
Cited
US1853456A
Cited
US2576262A
Cited
FR1273849A
Cited
US3110093A
Cited
US3224082A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |