US3276423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pattern mask for use in making thin film circuitry
Assignee: Individual
•
Filing: 1963-10-04
•
Granted: 1966-10-04
•
Expires: 1983-10-04
Abstract
No abstract record available.
Inventors
- 👤 David P Triller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:39
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/10; H05K3/14; H05K3/143; H10; H10N; H10N97/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A THIN FILM PATTERN MASK ASSEMBLY COMPRISING, A SUPPORT PLATE; A THIN MASK HAVING A PLURALITY OF APERTURE PATTERNS THEREIN AND A PLURALITY OF HOLES AROUND THE PERIPHERY THEREOF; SAID MASK BEING FIXEDLY ATTACHED TO SAID SUPPORT PLATE AT A SINGLE CENTER POINT; MEANS ATTACHED TO SAID SUPPORT PLATE FOR PREVENTING BUCKLING OF SAID THIN MASK WHEN SUBJECTED TO ELEVATED TEMPERATURE; SAID MEANS INCLUDING A FIRST PLURALITY OF BUTTONS; EACH OF SAID BUTTONS PROTRUDING THROUGH, AND BEING OF SUBSTANTIALLY SMALLER DIAMETER THAN, A SEPARATE ONE OF SAID HOLES; A SECOND PLURALITY OF BUTTONS ATTACHED ONE EACH TO EACH OF SAID FIRST BUTTONS; THE DIAMETER OF EACH OF SAID SECOND BUTTONS BEING GREATER THAN THAT OF EACH SAID HOLE WITH WHICH IT IS ASSOCIATED; AND SAID FIRST BUTTONS BEING OF A LENGTH SUBSTANTIALLY EQUAL TO THE THICKNESS OF SAID MASK BUT OF SUCH EXTENT THAT THE SECOND BUTTONS IN-
Claim 2
Dependent Claim
148 words
A THIN FILM PATTERN MASK ASSEMBLY COMPRISING, A SUPPORT PLATE; A THIN MASK HAVING A PLURALITY OF APERTURE PATTERNS THEREIN AND A PLURALITY OF HOLES AROUND THE PERIPHERY THEREOF; SAID MASK BEING FIXEDLY ATTACHED TO SAID SUPPORT PLATE AT A SINGLE CENTER POINT; MEANS ATTACHED TO SAID SUPPORT PLATE FOR PREVENTING BUCKLING OF SAID THIN MASK WHEN SUBJECTED TO ELEVATED TEMPERATURE; SAID MEANS INCLUDING A FIRST PLURALITY OF BUTTONS; EACH OF SAID BUTTONS PROTRUDING THROUGH, AND BEING OF SUBSTANTIALLY SMALLER DIAMETER THAN, A SEPARATE ONE OF SAID HOLES; A SECOND PLURALITY OF BUTTONS ATTACHED ONE EACH TO EACH OF SAID FIRST BUTTONS; THE DIAMETER OF EACH OF SAID SECOND BUTTONS BEING GREATER THAN THAT OF EACH SAID HOLE WITH WHICH IT IS ASSOCIATED; AND SAID FIRST BUTTONS BEING OF A LENGTH SUBSTANTIALLY EQUAL TO THE THICKNESS OF SAID MASK BUT OF SUCH EXTENT THAT THE SECOND BUTTONS IN-
References Cited (Backward Citations)
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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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |