US2916078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apron taper
Assignee: Minncsota Mining & Manufacturing Co
•
Filing: 1954-08-26
•
Granted: 1959-12-08
•
Expires: 1974-08-26
Abstract
No abstract record available.
Inventors
- 👤 Mildred Y Hebert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:06
CPC Classifications
B; B31; B31B; B31B50/00; B65; B65H; B65H39/00; B65H39/14; B31B50/74; B31B50/81; B31B50/812; B31B50/8125; B31B50/8126; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1739
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2675746A
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US1564374A
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US1591062A
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US1963666A
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US2012014A
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US2180338A
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US2307406A
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US2493056A
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US2522773A
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US2638341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |