Patent US3526398A successfully refreshed from Google Patents.
US3526398A
Expired / Lapsed
US
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Cloth laying machine with seam detection means
Assignee: Individual
•
Filing: 1969-07-18
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Granted: 1970-09-01
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Expires: 1989-07-18
Abstract
No abstract record available.
Inventors
- 👤 Edward M Merrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:59
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/02; B65H45/06; B65H45/10; B65H45/101; B65H45/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1408856A
Cited
US2393159A
Cited
US2523184A
Cited
US2716266A
Cited
GB789192A
Cited
US3400927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |