US3183937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing means for optical maser
Assignee: Verizon Laboratories Inc
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Filing: 1962-06-05
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Granted: 1965-05-18
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Expires: 1982-06-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth D Earley
- 👤 Thomas G Polanyi
- 👤 Watson William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:03
CPC Classifications
C; C03; C03C; C03C27/00; C03C27/06; H; H01; H01S; H01S3/00; H01S3/02; H01S3/03; H01S3/034
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
144 words
AN HERMETICALLY SEALED STRUCTURE COMPRISING A FIRST DISC HAVING AN APERTURE, ONE SURFACE OF THE FIRST DISC CARRYING A FIRST ANNULAR GROOVE ADJACENT THE PERIPHERY THEREOF, THE OTHER SURFACE OF SAID FIRST DISC HAVING AN ANNULAR CHANNEL DISPOSED ABOUT AND ADJACENT SAID APERTURE WHEREBY A LIP IS FORMED BETWEEN SAID CHANNEL AND SAID APERTURE, A SECOND SOLID DISC, ONE SURFACE OF SAID SECOND DISC HAVING A SECOND ANNULAR GROOVE ADJACENT THE PERIPHERY THEREOF, SAID DISCS BEING POSITIONED IN MATING CONTACT WITH THE FIRST AND SECOND GROOVES BEING IN REGISTRATION TO FORM A COMMON CONDUIT, SAID DISCS HAVING A COMMON PERIPHERY AND BEING BONDED TOGETHER IN THE REGION EXTENDING BETWEEN SAID COMMON PERIPHERY AND SAID COMMON CONDUIT, AND A HOLLOW TUBE OPEN AT AT LEAST ONE END, SAID END BEING BONDED TO SAID FIRST DISC WITH THE TUBE WALL BEING IN REGISTRATION WITH SAID LIP.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-17 | 1968-11-16 | 1969-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-17 | 1972-11-16 | 1973-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-17 | 1976-11-16 | 1977-05-18 | $7700.00 | Window Closed / Lapsed |