Patent US3398718A successfully refreshed from Google Patents.
Patent US3035940A successfully refreshed from Google Patents.
US3035940A
Expired / Lapsed
US
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Method of applying plaster
Assignee: PLASTERING DEV CT Inc
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Filing: 1960-02-04
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Granted: 1962-05-22
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Expires: 1980-02-04
Abstract
No abstract record available.
Inventors
- 👤 Lloyd H Hobson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:56
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/02; E04F21/06; E04F21/08; E04F21/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
IN A METHOD OF APPLYING FLUID GYPSUM PLASTER, THE STEPS OF INCORPORATING A RETARDING MATERIAL INTO THE PLASTER TO DELAY THE SETTING TIME THEREOF, FLOWING PLASTER THROUGH A CONDUIT TOWARD A DISCHARGE NOZZLE, JUST PRIOR TO DISCHARGE OF SAID PLASTER INCORPORATING AN ACCELERATING MATERIAL THEREIN, AND PROJECTING THE ACCELERATED PLASTER ONTO A SURFACE.
Claim 2
Dependent Claim
53 words
IN A METHOD OF APPLYING FLUID GYPSUM PLASTER, THE STEPS OF INCORPORATING A RETARDING MATERIAL INTO THE PLASTER TO DELAY THE SETTING TIME THEREOF, FLOWING PLASTER THROUGH A CONDUIT TOWARD A DISCHARGE NOZZLE, JUST PRIOR TO DISCHARGE OF SAID PLASTER INCORPORATING AN ACCELERATING MATERIAL THEREIN, AND PROJECTING THE ACCELERATED PLASTER ONTO A SURFACE.
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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) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |