Patent US3091967A successfully refreshed from Google Patents.
US3091967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swipe sampler
Assignee: Individual
•
Filing: 1960-05-13
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Granted: 1963-06-04
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Expires: 1980-05-13
Abstract
No abstract record available.
Inventors
- 👤 William R Hurdlow
- 👤 Bruce B Boecker
- 👤 Jr Rulon E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:15
CPC Classifications
G; G01; G01T; G01T7/00; G01T7/02; G01N; G01N1/00; G01N1/02; G01N1/04; G01N2001/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A SWIPE SAMPLER FOR REMOVING A CONTAMINATION SAMPLE FROM A CONTAMINATED SURFACE COMPRISING A BASE ASSEMBLY HAVING AN OPENING AT ITS CENTER PORTION, A VERTICAL CYLINDRICAL HOUSING MOUNTED IN THE OPENING IN SAID BASE ASSEMBLY, A BORED CYLINDER SLIDABLY MOUNTED IN THE LOWER END OF THE CYLINDRICAL HOUSING, A SAMPLING HEAD ROTATABLY MOUNTED ON THE LOWER END OF THE BORED CYLINDER, A SAMPLE DISC, MEANS RELEASABLY RETAINING THE SAMPLE DISC IN THE SAMPLING HEAD, A COMPRESSION SPRING MOUNTED IN THE CYLINDRICAL HOUSING AND BIASED TO HOLD THE SAMPLE DISC AGAINST THE SURFACE BEING SAMPLED, MEANS FOR ADJUSTING A PREDETERMINED PRESSURE OF THE COMPRESSION SPRING, INDICIA ON THE CYLINDRICAL HOUSING INDICATING THE PRESSURE EXERTED ON THE SAMPLE DISC BY THE COMPRES-
Claim 2
Dependent Claim
120 words
A SWIPE SAMPLER FOR REMOVING A CONTAMINATION SAMPLE FROM A CONTAMINATED SURFACE COMPRISING A BASE ASSEMBLY HAVING AN OPENING AT ITS CENTER PORTION, A VERTICAL CYLINDRICAL HOUSING MOUNTED IN THE OPENING IN SAID BASE ASSEMBLY, A BORED CYLINDER SLIDABLY MOUNTED IN THE LOWER END OF THE CYLINDRICAL HOUSING, A SAMPLING HEAD ROTATABLY MOUNTED ON THE LOWER END OF THE BORED CYLINDER, A SAMPLE DISC, MEANS RELEASABLY RETAINING THE SAMPLE DISC IN THE SAMPLING HEAD, A COMPRESSION SPRING MOUNTED IN THE CYLINDRICAL HOUSING AND BIASED TO HOLD THE SAMPLE DISC AGAINST THE SURFACE BEING SAMPLED, MEANS FOR ADJUSTING A PREDETERMINED PRESSURE OF THE COMPRESSION SPRING, INDICIA ON THE CYLINDRICAL HOUSING INDICATING THE PRESSURE EXERTED ON THE SAMPLE DISC BY THE COMPRES-
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |