Patent US3501106A successfully refreshed from Google Patents.
US3501106A
Expired / Lapsed
US
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Coreless and centerless coiler
Assignee: Anchor Post Products Inc
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Filing: 1968-06-25
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Granted: 1970-03-17
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Expires: 1988-06-25
Abstract
No abstract record available.
Inventors
- 👤 John S Case
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:45
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/2276; B65H18/00; B65H18/08; B65H18/14; B65H18/22; B65H2405/00; B65H2405/40; B65H2405/42; B65H2405/422; B65H2701/00; B65H2701/10; B65H2701/17; B65H2701/177; B65H2701/19; B65H2701/1922
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) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |