US3046157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for coating the inner wall of a tube intended for electric discharge lamps with a uniform liquid layer as well as an arrangement for the application of the method
Assignee: US Philips Corp
•
Filing: 1959-05-04
•
Granted: 1962-07-24
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Expires: 1979-05-04
Abstract
No abstract record available.
Inventors
- 👤 Nyman Curt Elof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:53
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/221; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18024
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A METHOD OF COATING THE INTERIOR OF AN IRREGULARLY SHAPED TUBULAR OBJECT COMPRISING CONFINING A PLURALITY OF COATED GLASS BEADS WITHIN SAID OBJECT, ROTATING SAID OBJECT ABOUT TWO MUTUALLY PERPENDICULAR AXES WHILE SIMULTANEOUSLY RECIPROCATING SAID OBJECT IN THE PLANE OF ONE OF
Claim 2
Independent Claim
42 words
A METHOD OF COATING THE INTERIOR OF AN IRREGULARLY SHAPED TUBULAR OBJECT COMPRISING CONFINING A PLURALITY OF COATED GLASS BEADS WITHIN SAID OBJECT, ROTATING SAID OBJECT ABOUT TWO MUTUALLY PERPENDICULAR AXES WHILE SIMULTANEOUSLY RECIPROCATING SAID OBJECT IN THE PLANE OF ONE OF
References Cited (Backward Citations)
US1271A
Cited
US1292127A
Cited
US2146285A
Cited
US2446476A
Cited
US2770557A
Cited
US2827391A
Cited
US2880118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |