US2581632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strongly adherent metallic coated article
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1948-09-27
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Granted: 1952-01-08
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Expires: 1968-09-27
Abstract
No abstract record available.
Inventors
- 👤 William H Colbert
- 👤 Arthur R Weinrich
- 👤 Willard L Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:50
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/36; C03C17/3602; C03C17/3607; C03C17/3621; C03C17/3628; C03C17/3642; C03C17/3657; C03C17/3663; Y; Y10; Y10S; Y10S428/00; Y10S428/918; Y10T; Y10T428/00; Y10T428/26; Y10T428/261
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
A BONDED MIRROR COMPRISING A VITREOUS SILLICEOUS SUPPORT BODY HAVING A SMOOTH CONTINUOUS SURFACE; A CONTINUOUS INTERMEDIATE, TRANSPARENT, INVISIBLE, COLORLESS METAL SULFIDE ADHESIVE LAYER HAVING A THICKNESS OF THE ORDER OF A FEW MOLECULES PERMANENTLY AND DIRECTLY ADHERED BY MOLECULAR FORCES TO THE SMOOTH CONTINUOUS SURFACE OF SAID SUPPORT BODY WITHOUT INTERMINGLING INTO THE MATERIAL OF THE SUPPORT BODY, THE ADJACENT SURFACES OF SAID SUPPORT BODY AND SAID ADHESIVE LAYER BEING IN INTIMATE CONTINUOUS SURFACE TO SURFACE CONTACT AND DEFINING A SMOOTH CONTINUOUS INTERFACE, THE OTHER SURFACE OF SAID ADHESIVE LAYER BEING OF SUBSTANTIALLY THE SAME SMOOTHNESS AS THE SAID SMOOTH SURFACE OF THE SUPPORT BODY; AND A METAL REFLECTING FILM PERMANENTLY AND DIRECTLY ADHERED BY MOLECULAR FORCES TO SAID ADHESIVE LAYER, THE ADJACENT SURFACES OF SAID ADHESIVER LAYER AND SAID REFLECTING FILM BEING IN INTIMATE CONTINUOUS SURFACE TO SURFACE CONTACT AND DEFINING A SMOOTH CONTINUOUS INTERFACE, THE OTHER SURFACE OF SAID REFLECTING FILM BEING OF SUBSTANTIALLY THE SAME SMOOTHNESS AS THE SAID SMOOTH SURFACE OF THE SUPPORT BODY, SAID ADHESIVE LAYER BEING OF A THICKNESS INVISIBLE TO THE NAKED EYE AND WITHOUT OPTICAL OR COLOR EFFECTS UPON THE TRANSMISSION AND REFLECTION CHARACTERISTICS OF THE MIRROR WHEN THE MIRROR IS VIEWED FROM A SIDE UPON WHICH LIGHT IS INCIDENT.
Claim 2
Dependent Claim
209 words
A BONDED MIRROR COMPRISING A VITREOUS SILLICEOUS SUPPORT BODY HAVING A SMOOTH CONTINUOUS SURFACE; A CONTINUOUS INTERMEDIATE, TRANSPARENT, INVISIBLE, COLORLESS METAL SULFIDE ADHESIVE LAYER HAVING A THICKNESS OF THE ORDER OF A FEW MOLECULES PERMANENTLY AND DIRECTLY ADHERED BY MOLECULAR FORCES TO THE SMOOTH CONTINUOUS SURFACE OF SAID SUPPORT BODY WITHOUT INTERMINGLING INTO THE MATERIAL OF THE SUPPORT BODY, THE ADJACENT SURFACES OF SAID SUPPORT BODY AND SAID ADHESIVE LAYER BEING IN INTIMATE CONTINUOUS SURFACE TO SURFACE CONTACT AND DEFINING A SMOOTH CONTINUOUS INTERFACE, THE OTHER SURFACE OF SAID ADHESIVE LAYER BEING OF SUBSTANTIALLY THE SAME SMOOTHNESS AS THE SAID SMOOTH SURFACE OF THE SUPPORT BODY; AND A METAL REFLECTING FILM PERMANENTLY AND DIRECTLY ADHERED BY MOLECULAR FORCES TO SAID ADHESIVE LAYER, THE ADJACENT SURFACES OF SAID ADHESIVER LAYER AND SAID REFLECTING FILM BEING IN INTIMATE CONTINUOUS SURFACE TO SURFACE CONTACT AND DEFINING A SMOOTH CONTINUOUS INTERFACE, THE OTHER SURFACE OF SAID REFLECTING FILM BEING OF SUBSTANTIALLY THE SAME SMOOTHNESS AS THE SAID SMOOTH SURFACE OF THE SUPPORT BODY, SAID ADHESIVE LAYER BEING OF A THICKNESS INVISIBLE TO THE NAKED EYE AND WITHOUT OPTICAL OR COLOR EFFECTS UPON THE TRANSMISSION AND REFLECTION CHARACTERISTICS OF THE MIRROR WHEN THE MIRROR IS VIEWED FROM A SIDE UPON WHICH LIGHT IS INCIDENT.
References Cited (Backward Citations)
US1884665A
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US2030476A
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US2281474A
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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) | 1955-01-07 | 1955-07-09 | 1956-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-07 | 1959-07-09 | 1960-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-07 | 1963-07-09 | 1964-01-08 | $7700.00 | Window Closed / Lapsed |