Patent US3209463A successfully refreshed from Google Patents.
US3209463A
Expired / Lapsed
US
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Screw thread gage
Assignee: PLASTIC MODEL ENGINEERING Co
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Filing: 1963-07-31
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Granted: 1965-10-05
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Expires: 1983-07-31
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Schorr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:15
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/38; G01B3/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
78 words
A LAY-IN SCREW THREAD GAGE COMPRISING; (A) A BODY HAVING TWO OPPOSED SURFACES, (B) A PLURALITY OF APPROXIMATELY SEMICIRCULAR CAVITIES OF RELATED CHARACTERISTICS EXTENDING INTO SAID BODY FROM EACH OF SAID SURFACES, EACH OF SAID CAVITIES HAVING A SELECTED DIAMETER UNIFORM THROUGHOUT THE LENGTH THEREOF, (C) A THREAD OF ONE SELECTED PITCH EXTENDING THROUGHOUT THE LENGTH OF EACH OF SAID CAVITIES, AND (D) A WRITTEN DESIGNATION OF THE CHARACTERISTIC OF EACH OF THE THREADED CAVITIES DISPOSED ADJACENT THERETO.
References Cited (Backward Citations)
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US1438681A
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US2317925A
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |