Patent US2547964A successfully refreshed from Google Patents.
US2547964A
Expired / Lapsed
US
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Sheet gauging apparatus
Assignee: Primerica Inc
•
Filing: 1946-09-23
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Granted: 1951-04-10
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Expires: 1966-09-23
Abstract
No abstract record available.
Inventors
- 👤 Ronald E J Nordquist
- 👤 Bruno A Baumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:59
CPC Classifications
B; B23; B23D; B23D33/00; B23D33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US415132A
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US1029159A
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US1340595A
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US1362100A
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US1587855A
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US1487811A
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US1494174A
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US1870339A
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US2200409A
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US2342571A
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US2484845A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |