Patent US3105992A successfully refreshed from Google Patents.
Patent US2969104A successfully refreshed from Google Patents.
US2969104A
Expired / Lapsed
US
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Mat forming method and apparatus
Assignee: Industrial Development Co SAL
•
Filing: 1956-05-14
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Granted: 1961-01-24
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Expires: 1976-05-14
Abstract
No abstract record available.
Inventors
- 👤 Dale L Schubert
- 👤 Harold E Erickson
- 👤 Robert W Riley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:09
CPC Classifications
B; B27; B27N; B27N3/00; B27N3/08; B27N3/10; B27N3/14; D; D21; D21J; D21J1/00
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |